./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 35987657 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-?-3598765 [2022-07-21 11:18:38,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 11:18:38,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 11:18:38,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 11:18:38,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 11:18:38,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 11:18:38,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 11:18:38,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 11:18:38,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 11:18:38,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 11:18:38,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 11:18:38,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 11:18:38,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 11:18:38,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 11:18:38,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 11:18:38,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 11:18:38,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 11:18:38,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 11:18:38,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 11:18:38,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 11:18:38,096 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 11:18:38,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 11:18:38,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 11:18:38,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 11:18:38,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 11:18:38,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 11:18:38,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 11:18:38,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 11:18:38,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 11:18:38,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 11:18:38,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 11:18:38,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 11:18:38,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 11:18:38,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 11:18:38,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 11:18:38,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 11:18:38,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 11:18:38,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 11:18:38,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 11:18:38,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 11:18:38,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 11:18:38,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 11:18:38,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 11:18:38,155 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 11:18:38,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 11:18:38,156 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 11:18:38,156 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 11:18:38,157 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 11:18:38,157 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 11:18:38,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 11:18:38,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 11:18:38,158 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 11:18:38,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 11:18:38,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 11:18:38,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 11:18:38,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 11:18:38,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 11:18:38,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 11:18:38,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 11:18:38,161 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 11:18:38,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 11:18:38,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 11:18:38,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 11:18:38,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 11:18:38,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:18:38,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 11:18:38,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 11:18:38,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 11:18:38,163 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 11:18:38,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 11:18:38,163 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 11:18:38,163 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 11:18:38,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 11:18:38,164 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb [2022-07-21 11:18:38,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 11:18:38,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 11:18:38,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 11:18:38,540 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 11:18:38,541 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 11:18:38,542 INFO L432 ainManager$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 [2022-07-21 11:18:38,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9afbd760c/0a65217aedab489194a9996744a58b6d/FLAG4ca541c31 [2022-07-21 11:18:39,315 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 11:18:39,316 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 [2022-07-21 11:18:39,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9afbd760c/0a65217aedab489194a9996744a58b6d/FLAG4ca541c31 [2022-07-21 11:18:39,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9afbd760c/0a65217aedab489194a9996744a58b6d [2022-07-21 11:18:39,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 11:18:39,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 11:18:39,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 11:18:39,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 11:18:39,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 11:18:39,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:18:39" (1/1) ... [2022-07-21 11:18:39,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@724726b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:39, skipping insertion in model container [2022-07-21 11:18:39,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:18:39" (1/1) ... [2022-07-21 11:18:39,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 11:18:39,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 11:18:40,095 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2022-07-21 11:18:40,095 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2022-07-21 11:18:40,233 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] [2022-07-21 11:18:40,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:18:40,492 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 11:18:40,581 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2022-07-21 11:18:40,581 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2022-07-21 11:18:40,599 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] [2022-07-21 11:18:40,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:18:40,738 INFO L208 MainTranslator]: Completed translation [2022-07-21 11:18:40,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40 WrapperNode [2022-07-21 11:18:40,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 11:18:40,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 11:18:40,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 11:18:40,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 11:18:40,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (1/1) ... [2022-07-21 11:18:40,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (1/1) ... [2022-07-21 11:18:40,895 INFO L137 Inliner]: procedures = 111, calls = 512, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 1189 [2022-07-21 11:18:40,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 11:18:40,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 11:18:40,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 11:18:40,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 11:18:40,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (1/1) ... [2022-07-21 11:18:40,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (1/1) ... [2022-07-21 11:18:40,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (1/1) ... [2022-07-21 11:18:40,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (1/1) ... [2022-07-21 11:18:41,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (1/1) ... [2022-07-21 11:18:41,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (1/1) ... [2022-07-21 11:18:41,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (1/1) ... [2022-07-21 11:18:41,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 11:18:41,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 11:18:41,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 11:18:41,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 11:18:41,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (1/1) ... [2022-07-21 11:18:41,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:18:41,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:18:41,121 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) [2022-07-21 11:18:41,203 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 [2022-07-21 11:18:41,227 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2022-07-21 11:18:41,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2022-07-21 11:18:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2022-07-21 11:18:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2022-07-21 11:18:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2022-07-21 11:18:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2022-07-21 11:18:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2022-07-21 11:18:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2022-07-21 11:18:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 11:18:41,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 11:18:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 11:18:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2022-07-21 11:18:41,229 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2022-07-21 11:18:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 11:18:41,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 11:18:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2022-07-21 11:18:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2022-07-21 11:18:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2022-07-21 11:18:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2022-07-21 11:18:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 11:18:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-21 11:18:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-21 11:18:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2022-07-21 11:18:41,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2022-07-21 11:18:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 11:18:41,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 11:18:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 11:18:41,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 11:18:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-21 11:18:41,232 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-21 11:18:41,232 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 11:18:41,232 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 11:18:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 11:18:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-21 11:18:41,233 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-21 11:18:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 11:18:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 11:18:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 11:18:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2022-07-21 11:18:41,234 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2022-07-21 11:18:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2022-07-21 11:18:41,234 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2022-07-21 11:18:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-21 11:18:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-21 11:18:41,235 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-21 11:18:41,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 11:18:41,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2022-07-21 11:18:41,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2022-07-21 11:18:41,235 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2022-07-21 11:18:41,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2022-07-21 11:18:41,236 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2022-07-21 11:18:41,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2022-07-21 11:18:41,236 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2022-07-21 11:18:41,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2022-07-21 11:18:41,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 11:18:41,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 11:18:41,238 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2022-07-21 11:18:41,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2022-07-21 11:18:41,238 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2022-07-21 11:18:41,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2022-07-21 11:18:41,238 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-21 11:18:41,239 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-21 11:18:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2022-07-21 11:18:41,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2022-07-21 11:18:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2022-07-21 11:18:41,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2022-07-21 11:18:41,239 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2022-07-21 11:18:41,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2022-07-21 11:18:41,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 11:18:41,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-21 11:18:41,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-21 11:18:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-21 11:18:41,241 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-21 11:18:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 11:18:41,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 11:18:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2022-07-21 11:18:41,241 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2022-07-21 11:18:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-21 11:18:41,241 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-21 11:18:41,613 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 11:18:41,615 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 11:18:41,933 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 11:18:42,897 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 11:18:42,910 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 11:18:42,910 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 11:18:42,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:18:42 BoogieIcfgContainer [2022-07-21 11:18:42,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 11:18:42,916 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 11:18:42,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 11:18:42,919 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 11:18:42,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 11:18:39" (1/3) ... [2022-07-21 11:18:42,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5e7b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:18:42, skipping insertion in model container [2022-07-21 11:18:42,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:18:40" (2/3) ... [2022-07-21 11:18:42,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5e7b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:18:42, skipping insertion in model container [2022-07-21 11:18:42,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:18:42" (3/3) ... [2022-07-21 11:18:42,922 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 [2022-07-21 11:18:42,936 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 11:18:42,936 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 11:18:42,992 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 11:18:42,998 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@34723a8, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@588f8044 [2022-07-21 11:18:42,999 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 11:18:43,005 INFO L276 IsEmpty]: Start isEmpty. Operand has 491 states, 360 states have (on average 1.3722222222222222) internal successors, (494), 368 states have internal predecessors, (494), 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) [2022-07-21 11:18:43,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-07-21 11:18:43,030 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:18:43,031 INFO L195 NwaCegarLoop]: 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, 1, 1] [2022-07-21 11:18:43,031 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:18:43,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:18:43,036 INFO L85 PathProgramCache]: Analyzing trace with hash 881587384, now seen corresponding path program 1 times [2022-07-21 11:18:43,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:18:43,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730952940] [2022-07-21 11:18:43,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:43,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:18:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:18:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:18:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 11:18:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 11:18:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-21 11:18:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 11:18:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 11:18:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-21 11:18:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-21 11:18:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:43,910 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-07-21 11:18:43,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:18:43,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730952940] [2022-07-21 11:18:43,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730952940] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:18:43,912 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:18:43,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-21 11:18:43,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789076344] [2022-07-21 11:18:43,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:18:43,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-21 11:18:43,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:18:43,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-21 11:18:43,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-07-21 11:18:43,950 INFO L87 Difference]: Start difference. First operand has 491 states, 360 states have (on average 1.3722222222222222) internal successors, (494), 368 states have internal predecessors, (494), 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 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 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) [2022-07-21 11:18:50,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:18:50,936 INFO L93 Difference]: Finished difference Result 1308 states and 1862 transitions. [2022-07-21 11:18:50,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-21 11:18:50,938 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 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 98 [2022-07-21 11:18:50,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:18:50,954 INFO L225 Difference]: With dead ends: 1308 [2022-07-21 11:18:50,955 INFO L226 Difference]: Without dead ends: 778 [2022-07-21 11:18:50,962 INFO L412 NwaCegarLoop]: 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 [2022-07-21 11:18:50,964 INFO L413 NwaCegarLoop]: 802 mSDtfsCounter, 537 mSDsluCounter, 3045 mSDsCounter, 0 mSdLazyCounter, 2103 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 3847 SdHoareTripleChecker+Invalid, 2294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 2103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-07-21 11:18:50,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 3847 Invalid, 2294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 2103 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2022-07-21 11:18:50,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2022-07-21 11:18:51,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 746. [2022-07-21 11:18:51,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 543 states have (on average 1.3167587476979743) internal successors, (715), 548 states have internal predecessors, (715), 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) [2022-07-21 11:18:51,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 1014 transitions. [2022-07-21 11:18:51,079 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 1014 transitions. Word has length 98 [2022-07-21 11:18:51,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:18:51,080 INFO L495 AbstractCegarLoop]: Abstraction has 746 states and 1014 transitions. [2022-07-21 11:18:51,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 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) [2022-07-21 11:18:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1014 transitions. [2022-07-21 11:18:51,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-07-21 11:18:51,089 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:18:51,089 INFO L195 NwaCegarLoop]: 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] [2022-07-21 11:18:51,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 11:18:51,090 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:18:51,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:18:51,091 INFO L85 PathProgramCache]: Analyzing trace with hash -1734388064, now seen corresponding path program 1 times [2022-07-21 11:18:51,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:18:51,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702995113] [2022-07-21 11:18:51,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:51,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:18:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:18:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:18:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 11:18:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 11:18:51,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-21 11:18:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 11:18:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 11:18:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 11:18:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 11:18:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-21 11:18:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 11:18:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-21 11:18:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-21 11:18:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-21 11:18:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:51,425 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-21 11:18:51,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:18:51,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702995113] [2022-07-21 11:18:51,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702995113] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:18:51,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:18:51,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 11:18:51,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006715915] [2022-07-21 11:18:51,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:18:51,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 11:18:51,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:18:51,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 11:18:51,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-21 11:18:51,429 INFO L87 Difference]: Start difference. First operand 746 states and 1014 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 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) [2022-07-21 11:18:53,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:18:53,767 INFO L93 Difference]: Finished difference Result 1492 states and 2041 transitions. [2022-07-21 11:18:53,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 11:18:53,768 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 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 168 [2022-07-21 11:18:53,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:18:53,774 INFO L225 Difference]: With dead ends: 1492 [2022-07-21 11:18:53,774 INFO L226 Difference]: Without dead ends: 778 [2022-07-21 11:18:53,777 INFO L412 NwaCegarLoop]: 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 [2022-07-21 11:18:53,783 INFO L413 NwaCegarLoop]: 594 mSDtfsCounter, 118 mSDsluCounter, 1117 mSDsCounter, 0 mSdLazyCounter, 887 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 887 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-07-21 11:18:53,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 1711 Invalid, 982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 887 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-07-21 11:18:53,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2022-07-21 11:18:53,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 748. [2022-07-21 11:18:53,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 748 states, 545 states have (on average 1.3155963302752294) internal successors, (717), 550 states have internal predecessors, (717), 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) [2022-07-21 11:18:53,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 748 states and 1016 transitions. [2022-07-21 11:18:53,868 INFO L78 Accepts]: Start accepts. Automaton has 748 states and 1016 transitions. Word has length 168 [2022-07-21 11:18:53,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:18:53,870 INFO L495 AbstractCegarLoop]: Abstraction has 748 states and 1016 transitions. [2022-07-21 11:18:53,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 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) [2022-07-21 11:18:53,871 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1016 transitions. [2022-07-21 11:18:53,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-07-21 11:18:53,880 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:18:53,881 INFO L195 NwaCegarLoop]: 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] [2022-07-21 11:18:53,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 11:18:53,881 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:18:53,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:18:53,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1243216816, now seen corresponding path program 1 times [2022-07-21 11:18:53,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:18:53,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116417322] [2022-07-21 11:18:53,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:53,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:18:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:18:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:18:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 11:18:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 11:18:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-21 11:18:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-21 11:18:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-21 11:18:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 11:18:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 11:18:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 11:18:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-21 11:18:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 11:18:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-21 11:18:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-21 11:18:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-21 11:18:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-21 11:18:54,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:18:54,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116417322] [2022-07-21 11:18:54,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116417322] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 11:18:54,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117626323] [2022-07-21 11:18:54,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:54,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:18:54,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:18:54,293 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) [2022-07-21 11:18:54,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 11:18:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:54,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 1953 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 11:18:54,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:18:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-07-21 11:18:54,924 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:18:54,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1117626323] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:18:54,924 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 11:18:54,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-21 11:18:54,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114836208] [2022-07-21 11:18:54,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:18:54,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:18:54,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:18:54,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:18:54,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:18:54,926 INFO L87 Difference]: Start difference. First operand 748 states and 1016 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2022-07-21 11:18:54,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:18:54,962 INFO L93 Difference]: Finished difference Result 1465 states and 1997 transitions. [2022-07-21 11:18:54,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:18:54,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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 177 [2022-07-21 11:18:54,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:18:54,968 INFO L225 Difference]: With dead ends: 1465 [2022-07-21 11:18:54,968 INFO L226 Difference]: Without dead ends: 749 [2022-07-21 11:18:54,971 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:18:54,973 INFO L413 NwaCegarLoop]: 637 mSDtfsCounter, 0 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1269 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 [2022-07-21 11:18:54,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1269 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 11:18:54,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2022-07-21 11:18:54,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 749. [2022-07-21 11:18:55,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 546 states have (on average 1.315018315018315) internal successors, (718), 551 states have internal predecessors, (718), 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) [2022-07-21 11:18:55,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1017 transitions. [2022-07-21 11:18:55,006 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1017 transitions. Word has length 177 [2022-07-21 11:18:55,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:18:55,006 INFO L495 AbstractCegarLoop]: Abstraction has 749 states and 1017 transitions. [2022-07-21 11:18:55,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2022-07-21 11:18:55,007 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1017 transitions. [2022-07-21 11:18:55,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-07-21 11:18:55,023 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:18:55,024 INFO L195 NwaCegarLoop]: 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] [2022-07-21 11:18:55,084 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-21 11:18:55,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:18:55,244 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:18:55,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:18:55,244 INFO L85 PathProgramCache]: Analyzing trace with hash -697365198, now seen corresponding path program 1 times [2022-07-21 11:18:55,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:18:55,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513029764] [2022-07-21 11:18:55,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:55,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:18:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:18:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:18:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 11:18:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 11:18:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-21 11:18:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-21 11:18:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-21 11:18:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-21 11:18:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 11:18:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 11:18:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-21 11:18:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 11:18:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-21 11:18:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-21 11:18:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-21 11:18:55,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-21 11:18:55,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:18:55,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513029764] [2022-07-21 11:18:55,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513029764] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 11:18:55,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296919838] [2022-07-21 11:18:55,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:55,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:18:55,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:18:55,599 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) [2022-07-21 11:18:55,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 11:18:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 1956 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 11:18:56,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:18:56,194 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-07-21 11:18:56,195 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:18:56,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [296919838] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:18:56,195 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 11:18:56,196 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-21 11:18:56,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677350316] [2022-07-21 11:18:56,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:18:56,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:18:56,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:18:56,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:18:56,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:18:56,198 INFO L87 Difference]: Start difference. First operand 749 states and 1017 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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) [2022-07-21 11:18:56,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:18:56,234 INFO L93 Difference]: Finished difference Result 1490 states and 2035 transitions. [2022-07-21 11:18:56,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:18:56,237 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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 177 [2022-07-21 11:18:56,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:18:56,243 INFO L225 Difference]: With dead ends: 1490 [2022-07-21 11:18:56,243 INFO L226 Difference]: Without dead ends: 773 [2022-07-21 11:18:56,248 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:18:56,254 INFO L413 NwaCegarLoop]: 639 mSDtfsCounter, 11 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 1271 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 [2022-07-21 11:18:56,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 1271 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 11:18:56,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2022-07-21 11:18:56,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 751. [2022-07-21 11:18:56,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 751 states, 548 states have (on average 1.313868613138686) internal successors, (720), 553 states have internal predecessors, (720), 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) [2022-07-21 11:18:56,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 1019 transitions. [2022-07-21 11:18:56,302 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 1019 transitions. Word has length 177 [2022-07-21 11:18:56,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:18:56,303 INFO L495 AbstractCegarLoop]: Abstraction has 751 states and 1019 transitions. [2022-07-21 11:18:56,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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) [2022-07-21 11:18:56,303 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1019 transitions. [2022-07-21 11:18:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-07-21 11:18:56,307 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:18:56,307 INFO L195 NwaCegarLoop]: 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] [2022-07-21 11:18:56,339 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 11:18:56,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-07-21 11:18:56,522 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:18:56,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:18:56,522 INFO L85 PathProgramCache]: Analyzing trace with hash -786319530, now seen corresponding path program 1 times [2022-07-21 11:18:56,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:18:56,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578700804] [2022-07-21 11:18:56,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:56,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:18:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:18:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:18:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 11:18:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 11:18:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-21 11:18:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 11:18:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 11:18:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-21 11:18:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-21 11:18:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 11:18:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 11:18:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-21 11:18:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 11:18:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-21 11:18:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-21 11:18:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-21 11:18:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:56,861 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-07-21 11:18:56,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:18:56,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578700804] [2022-07-21 11:18:56,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578700804] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 11:18:56,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160090084] [2022-07-21 11:18:56,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:56,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:18:56,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:18:56,868 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) [2022-07-21 11:18:56,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-21 11:18:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:57,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 11:18:57,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:18:57,481 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-07-21 11:18:57,482 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:18:57,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160090084] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:18:57,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 11:18:57,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-21 11:18:57,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169138314] [2022-07-21 11:18:57,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:18:57,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:18:57,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:18:57,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:18:57,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:18:57,485 INFO L87 Difference]: Start difference. First operand 751 states and 1019 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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) [2022-07-21 11:18:57,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:18:57,556 INFO L93 Difference]: Finished difference Result 1480 states and 2016 transitions. [2022-07-21 11:18:57,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:18:57,557 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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 182 [2022-07-21 11:18:57,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:18:57,564 INFO L225 Difference]: With dead ends: 1480 [2022-07-21 11:18:57,564 INFO L226 Difference]: Without dead ends: 761 [2022-07-21 11:18:57,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:18:57,567 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 9 mSDsluCounter, 627 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1260 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 [2022-07-21 11:18:57,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 1260 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 11:18:57,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2022-07-21 11:18:57,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 753. [2022-07-21 11:18:57,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 753 states, 550 states have (on average 1.3127272727272727) internal successors, (722), 555 states have internal predecessors, (722), 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) [2022-07-21 11:18:57,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 1021 transitions. [2022-07-21 11:18:57,602 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 1021 transitions. Word has length 182 [2022-07-21 11:18:57,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:18:57,604 INFO L495 AbstractCegarLoop]: Abstraction has 753 states and 1021 transitions. [2022-07-21 11:18:57,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 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) [2022-07-21 11:18:57,604 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1021 transitions. [2022-07-21 11:18:57,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-07-21 11:18:57,608 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:18:57,608 INFO L195 NwaCegarLoop]: 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, 1, 1] [2022-07-21 11:18:57,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-21 11:18:57,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:18:57,822 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:18:57,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:18:57,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1979173759, now seen corresponding path program 1 times [2022-07-21 11:18:57,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:18:57,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533715484] [2022-07-21 11:18:57,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:57,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:18:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:57,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:18:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:57,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:18:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:57,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 11:18:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:57,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 11:18:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:57,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-21 11:18:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:57,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 11:18:57,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:57,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 11:18:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:57,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-21 11:18:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:57,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-07-21 11:18:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 11:18:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 11:18:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-21 11:18:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 11:18:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-21 11:18:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-21 11:18:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-21 11:18:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-07-21 11:18:58,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:18:58,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533715484] [2022-07-21 11:18:58,122 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533715484] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 11:18:58,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [100323402] [2022-07-21 11:18:58,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:58,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:18:58,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:18:58,124 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) [2022-07-21 11:18:58,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-21 11:18:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:58,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 2040 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 11:18:58,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:18:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-07-21 11:18:58,794 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:18:58,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [100323402] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:18:58,794 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 11:18:58,794 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-21 11:18:58,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25523532] [2022-07-21 11:18:58,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:18:58,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:18:58,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:18:58,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:18:58,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:18:58,796 INFO L87 Difference]: Start difference. First operand 753 states and 1021 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2022-07-21 11:18:58,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:18:58,835 INFO L93 Difference]: Finished difference Result 1660 states and 2284 transitions. [2022-07-21 11:18:58,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:18:58,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 186 [2022-07-21 11:18:58,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:18:58,841 INFO L225 Difference]: With dead ends: 1660 [2022-07-21 11:18:58,841 INFO L226 Difference]: Without dead ends: 939 [2022-07-21 11:18:58,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:18:58,845 INFO L413 NwaCegarLoop]: 697 mSDtfsCounter, 175 mSDsluCounter, 625 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 1322 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 [2022-07-21 11:18:58,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 1322 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 11:18:58,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 939 states. [2022-07-21 11:18:58,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 939 to 779. [2022-07-21 11:18:58,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 779 states, 570 states have (on average 1.3157894736842106) internal successors, (750), 575 states have internal predecessors, (750), 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) [2022-07-21 11:18:58,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 1061 transitions. [2022-07-21 11:18:58,875 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 1061 transitions. Word has length 186 [2022-07-21 11:18:58,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:18:58,876 INFO L495 AbstractCegarLoop]: Abstraction has 779 states and 1061 transitions. [2022-07-21 11:18:58,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2022-07-21 11:18:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1061 transitions. [2022-07-21 11:18:58,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-07-21 11:18:58,880 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:18:58,881 INFO L195 NwaCegarLoop]: 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, 1, 1] [2022-07-21 11:18:58,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-21 11:18:59,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:18:59,096 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:18:59,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:18:59,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1615707261, now seen corresponding path program 1 times [2022-07-21 11:18:59,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:18:59,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850926234] [2022-07-21 11:18:59,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:59,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:18:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:18:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:18:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 11:18:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 11:18:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-07-21 11:18:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 11:18:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 11:18:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-21 11:18:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-07-21 11:18:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 11:18:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-21 11:18:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-21 11:18:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 11:18:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-21 11:18:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-21 11:18:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:18:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-21 11:18:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:18:59,411 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-07-21 11:18:59,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:18:59,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850926234] [2022-07-21 11:18:59,412 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850926234] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 11:18:59,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [932433201] [2022-07-21 11:18:59,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:18:59,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:18:59,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:18:59,414 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) [2022-07-21 11:18:59,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-21 11:19:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:00,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 11:19:00,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:19:00,262 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-07-21 11:19:00,262 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:19:00,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [932433201] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:19:00,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 11:19:00,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-21 11:19:00,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411844673] [2022-07-21 11:19:00,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:19:00,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:19:00,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:19:00,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:19:00,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:19:00,264 INFO L87 Difference]: Start difference. First operand 779 states and 1061 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 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) [2022-07-21 11:19:00,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:19:00,286 INFO L93 Difference]: Finished difference Result 779 states and 1061 transitions. [2022-07-21 11:19:00,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:19:00,287 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 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 186 [2022-07-21 11:19:00,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:19:00,288 INFO L225 Difference]: With dead ends: 779 [2022-07-21 11:19:00,288 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 11:19:00,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:19:00,292 INFO L413 NwaCegarLoop]: 634 mSDtfsCounter, 484 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 634 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 [2022-07-21 11:19:00,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 634 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 11:19:00,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 11:19:00,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 11:19:00,295 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) [2022-07-21 11:19:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 11:19:00,295 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 186 [2022-07-21 11:19:00,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:19:00,296 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 11:19:00,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 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) [2022-07-21 11:19:00,296 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 11:19:00,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 11:19:00,299 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 11:19:00,339 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-21 11:19:00,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:19:00,517 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 11:19:02,001 INFO L902 garLoopResultBuilder]: At program point L4467(lines 4466 4468) the Hoare annotation is: true [2022-07-21 11:19:02,001 INFO L899 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3356 3379) no Hoare annotation was computed. [2022-07-21 11:19:02,001 INFO L902 garLoopResultBuilder]: At program point L3372(line 3372) the Hoare annotation is: true [2022-07-21 11:19:02,001 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-07-21 11:19:02,001 INFO L899 garLoopResultBuilder]: For program point L3371(lines 3371 3375) no Hoare annotation was computed. [2022-07-21 11:19:02,001 INFO L899 garLoopResultBuilder]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2022-07-21 11:19:02,001 INFO L902 garLoopResultBuilder]: At program point L3368(line 3368) the Hoare annotation is: true [2022-07-21 11:19:02,001 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-07-21 11:19:02,001 INFO L899 garLoopResultBuilder]: For program point L3371-2(lines 3367 3376) no Hoare annotation was computed. [2022-07-21 11:19:02,001 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3356 3379) the Hoare annotation is: true [2022-07-21 11:19:02,002 INFO L899 garLoopResultBuilder]: For program point L3366(line 3366) no Hoare annotation was computed. [2022-07-21 11:19:02,002 INFO L899 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2022-07-21 11:19:02,002 INFO L899 garLoopResultBuilder]: For program point L3368-1(line 3368) no Hoare annotation was computed. [2022-07-21 11:19:02,002 INFO L902 garLoopResultBuilder]: At program point L3365-1(line 3365) the Hoare annotation is: true [2022-07-21 11:19:02,002 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-07-21 11:19:02,002 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3356 3379) no Hoare annotation was computed. [2022-07-21 11:19:02,002 INFO L902 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4538 4540) the Hoare annotation is: true [2022-07-21 11:19:02,002 INFO L899 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4538 4540) no Hoare annotation was computed. [2022-07-21 11:19:02,002 INFO L899 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4538 4540) no Hoare annotation was computed. [2022-07-21 11:19:02,002 INFO L899 garLoopResultBuilder]: For program point pi_initEXIT(lines 4528 4530) no Hoare annotation was computed. [2022-07-21 11:19:02,002 INFO L902 garLoopResultBuilder]: At program point pi_initENTRY(lines 4528 4530) the Hoare annotation is: true [2022-07-21 11:19:02,003 INFO L899 garLoopResultBuilder]: For program point pi_initFINAL(lines 4528 4530) no Hoare annotation was computed. [2022-07-21 11:19:02,003 INFO L902 garLoopResultBuilder]: At program point L4545(lines 4544 4546) the Hoare annotation is: true [2022-07-21 11:19:02,003 INFO L899 garLoopResultBuilder]: For program point write_regFINAL(lines 3477 3483) no Hoare annotation was computed. [2022-07-21 11:19:02,003 INFO L902 garLoopResultBuilder]: At program point write_regENTRY(lines 3477 3483) the Hoare annotation is: true [2022-07-21 11:19:02,003 INFO L899 garLoopResultBuilder]: For program point write_regEXIT(lines 3477 3483) no Hoare annotation was computed. [2022-07-21 11:19:02,003 INFO L899 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3490 3496) no Hoare annotation was computed. [2022-07-21 11:19:02,003 INFO L902 garLoopResultBuilder]: At program point L4553(lines 4552 4554) the Hoare annotation is: true [2022-07-21 11:19:02,003 INFO L902 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3490 3496) the Hoare annotation is: true [2022-07-21 11:19:02,003 INFO L899 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3490 3496) no Hoare annotation was computed. [2022-07-21 11:19:02,003 INFO L902 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4535 4537) the Hoare annotation is: true [2022-07-21 11:19:02,003 INFO L899 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4535 4537) no Hoare annotation was computed. [2022-07-21 11:19:02,004 INFO L899 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4535 4537) no Hoare annotation was computed. [2022-07-21 11:19:02,004 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 4508 4510) the Hoare annotation is: true [2022-07-21 11:19:02,004 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 4508 4510) no Hoare annotation was computed. [2022-07-21 11:19:02,004 INFO L902 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4524 4526) the Hoare annotation is: true [2022-07-21 11:19:02,004 INFO L899 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4524 4526) no Hoare annotation was computed. [2022-07-21 11:19:02,004 INFO L899 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4524 4526) no Hoare annotation was computed. [2022-07-21 11:19:02,004 INFO L899 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3799 3832) no Hoare annotation was computed. [2022-07-21 11:19:02,004 INFO L899 garLoopResultBuilder]: For program point L3824(lines 3824 3828) no Hoare annotation was computed. [2022-07-21 11:19:02,004 INFO L899 garLoopResultBuilder]: For program point L3818(lines 3818 3821) no Hoare annotation was computed. [2022-07-21 11:19:02,004 INFO L902 garLoopResultBuilder]: At program point L3812(line 3812) the Hoare annotation is: true [2022-07-21 11:19:02,004 INFO L899 garLoopResultBuilder]: For program point L3810(line 3810) no Hoare annotation was computed. [2022-07-21 11:19:02,005 INFO L899 garLoopResultBuilder]: For program point L3812-1(line 3812) no Hoare annotation was computed. [2022-07-21 11:19:02,005 INFO L899 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3799 3832) no Hoare annotation was computed. [2022-07-21 11:19:02,005 INFO L899 garLoopResultBuilder]: For program point L3806(lines 3806 3829) no Hoare annotation was computed. [2022-07-21 11:19:02,005 INFO L899 garLoopResultBuilder]: For program point L3806-2(lines 3806 3829) no Hoare annotation was computed. [2022-07-21 11:19:02,005 INFO L895 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3799 3832) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,005 INFO L899 garLoopResultBuilder]: For program point L3825-1(line 3825) no Hoare annotation was computed. [2022-07-21 11:19:02,005 INFO L902 garLoopResultBuilder]: At program point L3825(line 3825) the Hoare annotation is: true [2022-07-21 11:19:02,005 INFO L899 garLoopResultBuilder]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2022-07-21 11:19:02,005 INFO L895 garLoopResultBuilder]: At program point L3823(line 3823) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,005 INFO L902 garLoopResultBuilder]: At program point L3819(lines 3806 3822) the Hoare annotation is: true [2022-07-21 11:19:02,006 INFO L902 garLoopResultBuilder]: At program point L3817(lines 3806 3822) the Hoare annotation is: true [2022-07-21 11:19:02,006 INFO L899 garLoopResultBuilder]: For program point L3811(lines 3811 3815) no Hoare annotation was computed. [2022-07-21 11:19:02,006 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-07-21 11:19:02,006 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-07-21 11:19:02,006 INFO L899 garLoopResultBuilder]: For program point status_regEXIT(lines 3461 3468) no Hoare annotation was computed. [2022-07-21 11:19:02,006 INFO L902 garLoopResultBuilder]: At program point status_regENTRY(lines 3461 3468) the Hoare annotation is: true [2022-07-21 11:19:02,006 INFO L899 garLoopResultBuilder]: For program point status_regFINAL(lines 3461 3468) no Hoare annotation was computed. [2022-07-21 11:19:02,006 INFO L899 garLoopResultBuilder]: For program point L3615(line 3615) no Hoare annotation was computed. [2022-07-21 11:19:02,006 INFO L899 garLoopResultBuilder]: For program point L3615-2(line 3615) no Hoare annotation was computed. [2022-07-21 11:19:02,006 INFO L899 garLoopResultBuilder]: For program point L3615-4(line 3615) no Hoare annotation was computed. [2022-07-21 11:19:02,006 INFO L902 garLoopResultBuilder]: At program point L3640(line 3640) the Hoare annotation is: true [2022-07-21 11:19:02,006 INFO L899 garLoopResultBuilder]: For program point L3615-6(line 3615) no Hoare annotation was computed. [2022-07-21 11:19:02,007 INFO L902 garLoopResultBuilder]: At program point L3615-8(line 3615) the Hoare annotation is: true [2022-07-21 11:19:02,007 INFO L899 garLoopResultBuilder]: For program point L3640-1(line 3640) no Hoare annotation was computed. [2022-07-21 11:19:02,007 INFO L899 garLoopResultBuilder]: For program point L3636(lines 3636 3639) no Hoare annotation was computed. [2022-07-21 11:19:02,007 INFO L902 garLoopResultBuilder]: At program point L4532(lines 4531 4533) the Hoare annotation is: true [2022-07-21 11:19:02,007 INFO L899 garLoopResultBuilder]: For program point L3616(line 3616) no Hoare annotation was computed. [2022-07-21 11:19:02,007 INFO L899 garLoopResultBuilder]: For program point L3612(line 3612) no Hoare annotation was computed. [2022-07-21 11:19:02,007 INFO L895 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)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,007 INFO L899 garLoopResultBuilder]: For program point L3608-1(line 3608) no Hoare annotation was computed. [2022-07-21 11:19:02,007 INFO L902 garLoopResultBuilder]: At program point L3637(lines 3607 3642) the Hoare annotation is: true [2022-07-21 11:19:02,007 INFO L899 garLoopResultBuilder]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2022-07-21 11:19:02,007 INFO L902 garLoopResultBuilder]: At program point L3633(line 3633) the Hoare annotation is: true [2022-07-21 11:19:02,008 INFO L899 garLoopResultBuilder]: For program point L3617(line 3617) no Hoare annotation was computed. [2022-07-21 11:19:02,008 INFO L899 garLoopResultBuilder]: For program point L3617-2(line 3617) no Hoare annotation was computed. [2022-07-21 11:19:02,008 INFO L899 garLoopResultBuilder]: For program point L3613-1(line 3613) no Hoare annotation was computed. [2022-07-21 11:19:02,008 INFO L902 garLoopResultBuilder]: At program point L3613(line 3613) the Hoare annotation is: true [2022-07-21 11:19:02,008 INFO L899 garLoopResultBuilder]: For program point L3617-4(line 3617) no Hoare annotation was computed. [2022-07-21 11:19:02,008 INFO L899 garLoopResultBuilder]: For program point L3617-6(line 3617) no Hoare annotation was computed. [2022-07-21 11:19:02,008 INFO L899 garLoopResultBuilder]: For program point L3617-8(lines 3607 3642) no Hoare annotation was computed. [2022-07-21 11:19:02,008 INFO L902 garLoopResultBuilder]: At program point L3634(lines 3607 3642) the Hoare annotation is: true [2022-07-21 11:19:02,008 INFO L899 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3597 3643) no Hoare annotation was computed. [2022-07-21 11:19:02,008 INFO L899 garLoopResultBuilder]: For program point L3626-1(lines 3626 3630) no Hoare annotation was computed. [2022-07-21 11:19:02,008 INFO L899 garLoopResultBuilder]: For program point L3622-1(lines 3607 3642) no Hoare annotation was computed. [2022-07-21 11:19:02,008 INFO L899 garLoopResultBuilder]: For program point L3618-1(lines 3607 3642) no Hoare annotation was computed. [2022-07-21 11:19:02,009 INFO L899 garLoopResultBuilder]: For program point L3635(line 3635) no Hoare annotation was computed. [2022-07-21 11:19:02,009 INFO L899 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3597 3643) no Hoare annotation was computed. [2022-07-21 11:19:02,009 INFO L895 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)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,009 INFO L899 garLoopResultBuilder]: For program point L3627(line 3627) no Hoare annotation was computed. [2022-07-21 11:19:02,009 INFO L899 garLoopResultBuilder]: For program point L3627-2(line 3627) no Hoare annotation was computed. [2022-07-21 11:19:02,009 INFO L899 garLoopResultBuilder]: For program point L3619-1(line 3619) no Hoare annotation was computed. [2022-07-21 11:19:02,009 INFO L902 garLoopResultBuilder]: At program point L3619(line 3619) the Hoare annotation is: true [2022-07-21 11:19:02,010 INFO L899 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3484 3489) no Hoare annotation was computed. [2022-07-21 11:19:02,010 INFO L899 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3484 3489) no Hoare annotation was computed. [2022-07-21 11:19:02,010 INFO L902 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3484 3489) the Hoare annotation is: true [2022-07-21 11:19:02,011 INFO L902 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2022-07-21 11:19:02,011 INFO L899 garLoopResultBuilder]: For program point L3394-1(line 3394) no Hoare annotation was computed. [2022-07-21 11:19:02,011 INFO L899 garLoopResultBuilder]: For program point L3395-2(lines 3391 3400) no Hoare annotation was computed. [2022-07-21 11:19:02,011 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3380 3403) no Hoare annotation was computed. [2022-07-21 11:19:02,011 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3380 3403) the Hoare annotation is: true [2022-07-21 11:19:02,011 INFO L899 garLoopResultBuilder]: For program point L3390(line 3390) no Hoare annotation was computed. [2022-07-21 11:19:02,011 INFO L899 garLoopResultBuilder]: For program point L3391(lines 3391 3400) no Hoare annotation was computed. [2022-07-21 11:19:02,011 INFO L899 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2022-07-21 11:19:02,011 INFO L902 garLoopResultBuilder]: At program point L3389-1(line 3389) the Hoare annotation is: true [2022-07-21 11:19:02,011 INFO L902 garLoopResultBuilder]: At program point L3389(line 3389) the Hoare annotation is: true [2022-07-21 11:19:02,011 INFO L899 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3380 3403) no Hoare annotation was computed. [2022-07-21 11:19:02,012 INFO L902 garLoopResultBuilder]: At program point L4470(lines 4469 4471) the Hoare annotation is: true [2022-07-21 11:19:02,012 INFO L902 garLoopResultBuilder]: At program point L3396(line 3396) the Hoare annotation is: true [2022-07-21 11:19:02,012 INFO L902 garLoopResultBuilder]: At program point L3394(line 3394) the Hoare annotation is: true [2022-07-21 11:19:02,012 INFO L899 garLoopResultBuilder]: For program point L3395(lines 3395 3399) no Hoare annotation was computed. [2022-07-21 11:19:02,012 INFO L899 garLoopResultBuilder]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2022-07-21 11:19:02,012 INFO L899 garLoopResultBuilder]: For program point L3520(lines 3520 3523) no Hoare annotation was computed. [2022-07-21 11:19:02,012 INFO L899 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3497 3544) no Hoare annotation was computed. [2022-07-21 11:19:02,012 INFO L902 garLoopResultBuilder]: At program point L3516(line 3516) the Hoare annotation is: true [2022-07-21 11:19:02,012 INFO L902 garLoopResultBuilder]: At program point L3516-1(lines 3506 3543) the Hoare annotation is: true [2022-07-21 11:19:02,012 INFO L899 garLoopResultBuilder]: For program point L3529(lines 3529 3533) no Hoare annotation was computed. [2022-07-21 11:19:02,012 INFO L895 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)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,013 INFO L899 garLoopResultBuilder]: For program point L3529-2(lines 3525 3540) no Hoare annotation was computed. [2022-07-21 11:19:02,013 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3541) no Hoare annotation was computed. [2022-07-21 11:19:02,013 INFO L902 garLoopResultBuilder]: At program point L3521(lines 3506 3543) the Hoare annotation is: true [2022-07-21 11:19:02,013 INFO L899 garLoopResultBuilder]: For program point L3513(lines 3513 3517) no Hoare annotation was computed. [2022-07-21 11:19:02,014 INFO L899 garLoopResultBuilder]: For program point L3534(lines 3534 3537) no Hoare annotation was computed. [2022-07-21 11:19:02,014 INFO L902 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2022-07-21 11:19:02,014 INFO L899 garLoopResultBuilder]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2022-07-21 11:19:02,014 INFO L902 garLoopResultBuilder]: At program point L4464(lines 4463 4465) the Hoare annotation is: true [2022-07-21 11:19:02,014 INFO L899 garLoopResultBuilder]: For program point L3535(line 3535) no Hoare annotation was computed. [2022-07-21 11:19:02,014 INFO L899 garLoopResultBuilder]: For program point L3535-2(line 3535) no Hoare annotation was computed. [2022-07-21 11:19:02,014 INFO L899 garLoopResultBuilder]: For program point L3531(line 3531) no Hoare annotation was computed. [2022-07-21 11:19:02,014 INFO L899 garLoopResultBuilder]: For program point L3535-4(line 3535) no Hoare annotation was computed. [2022-07-21 11:19:02,014 INFO L899 garLoopResultBuilder]: For program point L3531-2(line 3531) no Hoare annotation was computed. [2022-07-21 11:19:02,015 INFO L899 garLoopResultBuilder]: For program point L3535-6(line 3535) no Hoare annotation was computed. [2022-07-21 11:19:02,015 INFO L899 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2022-07-21 11:19:02,015 INFO L902 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2022-07-21 11:19:02,015 INFO L899 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3497 3544) no Hoare annotation was computed. [2022-07-21 11:19:02,015 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-07-21 11:19:02,015 INFO L902 garLoopResultBuilder]: At program point L3528(line 3528) the Hoare annotation is: true [2022-07-21 11:19:02,015 INFO L899 garLoopResultBuilder]: For program point L3528-1(line 3528) no Hoare annotation was computed. [2022-07-21 11:19:02,015 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3267 3273) no Hoare annotation was computed. [2022-07-21 11:19:02,015 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3267 3273) the Hoare annotation is: true [2022-07-21 11:19:02,016 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3271) no Hoare annotation was computed. [2022-07-21 11:19:02,016 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3267 3273) no Hoare annotation was computed. [2022-07-21 11:19:02,016 INFO L899 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3955 4029) no Hoare annotation was computed. [2022-07-21 11:19:02,016 INFO L899 garLoopResultBuilder]: For program point L4012(lines 4012 4019) no Hoare annotation was computed. [2022-07-21 11:19:02,016 INFO L899 garLoopResultBuilder]: For program point L3975-1(line 3975) no Hoare annotation was computed. [2022-07-21 11:19:02,016 INFO L895 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$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,016 INFO L899 garLoopResultBuilder]: For program point L3971(lines 3971 3974) no Hoare annotation was computed. [2022-07-21 11:19:02,016 INFO L899 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3955 4029) no Hoare annotation was computed. [2022-07-21 11:19:02,016 INFO L899 garLoopResultBuilder]: For program point L3967(lines 3967 3970) no Hoare annotation was computed. [2022-07-21 11:19:02,016 INFO L899 garLoopResultBuilder]: For program point L3992(lines 3992 4004) no Hoare annotation was computed. [2022-07-21 11:19:02,017 INFO L899 garLoopResultBuilder]: For program point L3988(lines 3988 3991) no Hoare annotation was computed. [2022-07-21 11:19:02,017 INFO L899 garLoopResultBuilder]: For program point L4021-1(lines 4021 4022) no Hoare annotation was computed. [2022-07-21 11:19:02,017 INFO L902 garLoopResultBuilder]: At program point L4021(lines 4021 4022) the Hoare annotation is: true [2022-07-21 11:19:02,017 INFO L895 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3955 4029) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,017 INFO L899 garLoopResultBuilder]: For program point L3984(line 3984) no Hoare annotation was computed. [2022-07-21 11:19:02,017 INFO L899 garLoopResultBuilder]: For program point L3984-2(lines 3984 3987) no Hoare annotation was computed. [2022-07-21 11:19:02,017 INFO L899 garLoopResultBuilder]: For program point L3980(lines 3980 3983) no Hoare annotation was computed. [2022-07-21 11:19:02,017 INFO L899 garLoopResultBuilder]: For program point L4013(lines 4013 4016) no Hoare annotation was computed. [2022-07-21 11:19:02,017 INFO L899 garLoopResultBuilder]: For program point L3976(lines 3976 3979) no Hoare annotation was computed. [2022-07-21 11:19:02,017 INFO L899 garLoopResultBuilder]: For program point L4005(lines 4005 4008) no Hoare annotation was computed. [2022-07-21 11:19:02,017 INFO L899 garLoopResultBuilder]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2022-07-21 11:19:02,018 INFO L895 garLoopResultBuilder]: At program point L3997(line 3997) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,018 INFO L899 garLoopResultBuilder]: For program point L3993(lines 3993 3996) no Hoare annotation was computed. [2022-07-21 11:19:02,018 INFO L899 garLoopResultBuilder]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2022-07-21 11:19:02,018 INFO L899 garLoopResultBuilder]: For program point L4023(lines 4023 4026) no Hoare annotation was computed. [2022-07-21 11:19:02,018 INFO L899 garLoopResultBuilder]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2022-07-21 11:19:02,018 INFO L902 garLoopResultBuilder]: At program point L4011(line 4011) the Hoare annotation is: true [2022-07-21 11:19:02,018 INFO L902 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4521 4523) the Hoare annotation is: true [2022-07-21 11:19:02,018 INFO L899 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4521 4523) no Hoare annotation was computed. [2022-07-21 11:19:02,018 INFO L899 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4521 4523) no Hoare annotation was computed. [2022-07-21 11:19:02,018 INFO L899 garLoopResultBuilder]: For program point _copy_to_userEXIT(lines 4484 4486) no Hoare annotation was computed. [2022-07-21 11:19:02,018 INFO L902 garLoopResultBuilder]: At program point _copy_to_userENTRY(lines 4484 4486) the Hoare annotation is: true [2022-07-21 11:19:02,018 INFO L899 garLoopResultBuilder]: For program point _copy_to_userFINAL(lines 4484 4486) no Hoare annotation was computed. [2022-07-21 11:19:02,019 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3274 3280) no Hoare annotation was computed. [2022-07-21 11:19:02,019 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3274 3280) the Hoare annotation is: true [2022-07-21 11:19:02,019 INFO L899 garLoopResultBuilder]: For program point L3553-1(line 3553) no Hoare annotation was computed. [2022-07-21 11:19:02,019 INFO L895 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$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,019 INFO L899 garLoopResultBuilder]: For program point L3576(lines 3576 3590) no Hoare annotation was computed. [2022-07-21 11:19:02,019 INFO L899 garLoopResultBuilder]: For program point L3576-2(lines 3576 3590) no Hoare annotation was computed. [2022-07-21 11:19:02,019 INFO L899 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3545 3596) no Hoare annotation was computed. [2022-07-21 11:19:02,020 INFO L902 garLoopResultBuilder]: At program point L3572(lines 3552 3595) the Hoare annotation is: true [2022-07-21 11:19:02,020 INFO L899 garLoopResultBuilder]: For program point L3570(lines 3570 3574) no Hoare annotation was computed. [2022-07-21 11:19:02,020 INFO L899 garLoopResultBuilder]: For program point L3564(line 3564) no Hoare annotation was computed. [2022-07-21 11:19:02,022 INFO L895 garLoopResultBuilder]: At program point L3562(line 3562) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-21 11:19:02,022 INFO L899 garLoopResultBuilder]: For program point L3593-1(line 3593) no Hoare annotation was computed. [2022-07-21 11:19:02,022 INFO L902 garLoopResultBuilder]: At program point L3593(line 3593) the Hoare annotation is: true [2022-07-21 11:19:02,022 INFO L899 garLoopResultBuilder]: For program point L3556(line 3556) no Hoare annotation was computed. [2022-07-21 11:19:02,023 INFO L895 garLoopResultBuilder]: At program point L3554(line 3554) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,023 INFO L899 garLoopResultBuilder]: For program point L3554-1(line 3554) no Hoare annotation was computed. [2022-07-21 11:19:02,023 INFO L895 garLoopResultBuilder]: At program point L3585(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-21 11:19:02,023 INFO L895 garLoopResultBuilder]: At program point L3583(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-21 11:19:02,023 INFO L899 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3545 3596) no Hoare annotation was computed. [2022-07-21 11:19:02,023 INFO L899 garLoopResultBuilder]: For program point L3575-1(line 3575) no Hoare annotation was computed. [2022-07-21 11:19:02,023 INFO L895 garLoopResultBuilder]: At program point L3575(line 3575) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-21 11:19:02,023 INFO L899 garLoopResultBuilder]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2022-07-21 11:19:02,023 INFO L895 garLoopResultBuilder]: At program point L3569(line 3569) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-21 11:19:02,023 INFO L899 garLoopResultBuilder]: For program point L3565(lines 3565 3568) no Hoare annotation was computed. [2022-07-21 11:19:02,024 INFO L895 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3545 3596) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,024 INFO L895 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-21 11:19:02,024 INFO L895 garLoopResultBuilder]: At program point L3561-1(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-21 11:19:02,024 INFO L895 garLoopResultBuilder]: At program point L3561(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-07-21 11:19:02,024 INFO L899 garLoopResultBuilder]: For program point L3557(lines 3557 3560) no Hoare annotation was computed. [2022-07-21 11:19:02,024 INFO L895 garLoopResultBuilder]: At program point L3555-1(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,024 INFO L895 garLoopResultBuilder]: At program point L3555(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,024 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 3281 3286) no Hoare annotation was computed. [2022-07-21 11:19:02,024 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3281 3286) the Hoare annotation is: true [2022-07-21 11:19:02,024 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3281 3286) no Hoare annotation was computed. [2022-07-21 11:19:02,025 INFO L902 garLoopResultBuilder]: At program point clear_bitENTRY(lines 3149 3155) the Hoare annotation is: true [2022-07-21 11:19:02,025 INFO L899 garLoopResultBuilder]: For program point clear_bitFINAL(lines 3149 3155) no Hoare annotation was computed. [2022-07-21 11:19:02,025 INFO L899 garLoopResultBuilder]: For program point clear_bitEXIT(lines 3149 3155) no Hoare annotation was computed. [2022-07-21 11:19:02,025 INFO L899 garLoopResultBuilder]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2022-07-21 11:19:02,025 INFO L902 garLoopResultBuilder]: At program point L3473(line 3473) the Hoare annotation is: true [2022-07-21 11:19:02,025 INFO L899 garLoopResultBuilder]: For program point read_regFINAL(lines 3469 3476) no Hoare annotation was computed. [2022-07-21 11:19:02,025 INFO L899 garLoopResultBuilder]: For program point read_regEXIT(lines 3469 3476) no Hoare annotation was computed. [2022-07-21 11:19:02,025 INFO L902 garLoopResultBuilder]: At program point read_regENTRY(lines 3469 3476) the Hoare annotation is: true [2022-07-21 11:19:02,025 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3211 3213) the Hoare annotation is: true [2022-07-21 11:19:02,025 INFO L899 garLoopResultBuilder]: For program point L3212(line 3212) no Hoare annotation was computed. [2022-07-21 11:19:02,025 INFO L899 garLoopResultBuilder]: For program point L3212-2(lines 3211 3213) no Hoare annotation was computed. [2022-07-21 11:19:02,025 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3211 3213) no Hoare annotation was computed. [2022-07-21 11:19:02,026 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2022-07-21 11:19:02,026 INFO L895 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)) [2022-07-21 11:19:02,026 INFO L895 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)) [2022-07-21 11:19:02,026 INFO L895 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)) [2022-07-21 11:19:02,026 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2022-07-21 11:19:02,026 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-07-21 11:19:02,026 INFO L899 garLoopResultBuilder]: For program point L3673(lines 3673 3681) no Hoare annotation was computed. [2022-07-21 11:19:02,026 INFO L902 garLoopResultBuilder]: At program point L3702(lines 3695 3712) the Hoare annotation is: true [2022-07-21 11:19:02,026 INFO L902 garLoopResultBuilder]: At program point L3669(lines 3655 3716) the Hoare annotation is: true [2022-07-21 11:19:02,026 INFO L899 garLoopResultBuilder]: For program point L3665(line 3665) no Hoare annotation was computed. [2022-07-21 11:19:02,026 INFO L899 garLoopResultBuilder]: For program point L3694(line 3694) no Hoare annotation was computed. [2022-07-21 11:19:02,027 INFO L899 garLoopResultBuilder]: For program point L3661-1(line 3661) no Hoare annotation was computed. [2022-07-21 11:19:02,027 INFO L899 garLoopResultBuilder]: For program point L3694-2(line 3694) no Hoare annotation was computed. [2022-07-21 11:19:02,028 INFO L902 garLoopResultBuilder]: At program point L3661(line 3661) the Hoare annotation is: true [2022-07-21 11:19:02,028 INFO L902 garLoopResultBuilder]: At program point L3690(lines 3655 3716) the Hoare annotation is: true [2022-07-21 11:19:02,028 INFO L899 garLoopResultBuilder]: For program point L3686(line 3686) no Hoare annotation was computed. [2022-07-21 11:19:02,028 INFO L902 garLoopResultBuilder]: At program point L3682(lines 3655 3716) the Hoare annotation is: true [2022-07-21 11:19:02,028 INFO L902 garLoopResultBuilder]: At program point L3674(line 3674) the Hoare annotation is: true [2022-07-21 11:19:02,028 INFO L899 garLoopResultBuilder]: For program point L3707(lines 3707 3710) no Hoare annotation was computed. [2022-07-21 11:19:02,028 INFO L899 garLoopResultBuilder]: For program point L3674-1(line 3674) no Hoare annotation was computed. [2022-07-21 11:19:02,028 INFO L899 garLoopResultBuilder]: For program point L3707-2(lines 3707 3710) no Hoare annotation was computed. [2022-07-21 11:19:02,028 INFO L902 garLoopResultBuilder]: At program point L3662(line 3662) the Hoare annotation is: true [2022-07-21 11:19:02,028 INFO L899 garLoopResultBuilder]: For program point L3695(lines 3695 3713) no Hoare annotation was computed. [2022-07-21 11:19:02,028 INFO L899 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3644 3717) no Hoare annotation was computed. [2022-07-21 11:19:02,029 INFO L899 garLoopResultBuilder]: For program point L3662-1(line 3662) no Hoare annotation was computed. [2022-07-21 11:19:02,029 INFO L899 garLoopResultBuilder]: For program point L3695-2(lines 3695 3713) no Hoare annotation was computed. [2022-07-21 11:19:02,029 INFO L899 garLoopResultBuilder]: For program point L3675(lines 3675 3679) no Hoare annotation was computed. [2022-07-21 11:19:02,029 INFO L902 garLoopResultBuilder]: At program point L3704(lines 3695 3712) the Hoare annotation is: true [2022-07-21 11:19:02,029 INFO L902 garLoopResultBuilder]: At program point L3663-1(line 3663) the Hoare annotation is: true [2022-07-21 11:19:02,029 INFO L902 garLoopResultBuilder]: At program point L3663(line 3663) the Hoare annotation is: true [2022-07-21 11:19:02,029 INFO L895 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|))) [2022-07-21 11:19:02,029 INFO L902 garLoopResultBuilder]: At program point L3688(lines 3655 3716) the Hoare annotation is: true [2022-07-21 11:19:02,029 INFO L899 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3644 3717) no Hoare annotation was computed. [2022-07-21 11:19:02,029 INFO L902 garLoopResultBuilder]: At program point L3676(lines 3655 3716) the Hoare annotation is: true [2022-07-21 11:19:02,031 INFO L902 garLoopResultBuilder]: At program point L3664(line 3664) the Hoare annotation is: true [2022-07-21 11:19:02,031 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-07-21 11:19:02,031 INFO L895 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|))) [2022-07-21 11:19:02,031 INFO L902 garLoopResultBuilder]: At program point L3228(line 3228) the Hoare annotation is: true [2022-07-21 11:19:02,031 INFO L902 garLoopResultBuilder]: At program point L3227-1(line 3227) the Hoare annotation is: true [2022-07-21 11:19:02,031 INFO L902 garLoopResultBuilder]: At program point L3227(line 3227) the Hoare annotation is: true [2022-07-21 11:19:02,031 INFO L899 garLoopResultBuilder]: For program point L3228-1(line 3228) no Hoare annotation was computed. [2022-07-21 11:19:02,032 INFO L899 garLoopResultBuilder]: For program point L3222(lines 3222 3230) no Hoare annotation was computed. [2022-07-21 11:19:02,032 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3215 3232) no Hoare annotation was computed. [2022-07-21 11:19:02,032 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3215 3232) no Hoare annotation was computed. [2022-07-21 11:19:02,032 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 11:19:02,032 INFO L902 garLoopResultBuilder]: At program point L3246(line 3246) the Hoare annotation is: true [2022-07-21 11:19:02,032 INFO L902 garLoopResultBuilder]: At program point L3245-1(line 3245) the Hoare annotation is: true [2022-07-21 11:19:02,032 INFO L902 garLoopResultBuilder]: At program point L3245(line 3245) the Hoare annotation is: true [2022-07-21 11:19:02,032 INFO L899 garLoopResultBuilder]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2022-07-21 11:19:02,032 INFO L899 garLoopResultBuilder]: For program point L3240(lines 3240 3248) no Hoare annotation was computed. [2022-07-21 11:19:02,032 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 3233 3250) no Hoare annotation was computed. [2022-07-21 11:19:02,032 INFO L895 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|))) [2022-07-21 11:19:02,032 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 3233 3250) no Hoare annotation was computed. [2022-07-21 11:19:02,033 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4480 4482) no Hoare annotation was computed. [2022-07-21 11:19:02,033 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4480 4482) the Hoare annotation is: true [2022-07-21 11:19:02,033 INFO L899 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4480 4482) no Hoare annotation was computed. [2022-07-21 11:19:02,033 INFO L895 garLoopResultBuilder]: At program point L4165(lines 4091 4167) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,033 INFO L899 garLoopResultBuilder]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2022-07-21 11:19:02,033 INFO L895 garLoopResultBuilder]: At program point L4199(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-21 11:19:02,033 INFO L899 garLoopResultBuilder]: For program point L3869-1(lines 3869 3870) no Hoare annotation was computed. [2022-07-21 11:19:02,033 INFO L895 garLoopResultBuilder]: At program point L3869(lines 3869 3870) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,033 INFO L899 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2022-07-21 11:19:02,033 INFO L902 garLoopResultBuilder]: At program point L4365(lines 4223 4367) the Hoare annotation is: true [2022-07-21 11:19:02,033 INFO L899 garLoopResultBuilder]: For program point L4267(lines 4267 4360) no Hoare annotation was computed. [2022-07-21 11:19:02,033 INFO L899 garLoopResultBuilder]: For program point L4300(lines 4300 4304) no Hoare annotation was computed. [2022-07-21 11:19:02,034 INFO L895 garLoopResultBuilder]: At program point L4201(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-21 11:19:02,034 INFO L899 garLoopResultBuilder]: For program point L3871(lines 3871 3880) no Hoare annotation was computed. [2022-07-21 11:19:02,034 INFO L895 garLoopResultBuilder]: At program point L3442(line 3442) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,034 INFO L899 garLoopResultBuilder]: For program point L3442-1(line 3442) no Hoare annotation was computed. [2022-07-21 11:19:02,035 INFO L899 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2022-07-21 11:19:02,035 INFO L899 garLoopResultBuilder]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2022-07-21 11:19:02,035 INFO L895 garLoopResultBuilder]: At program point L3872(line 3872) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,035 INFO L899 garLoopResultBuilder]: For program point L3872-1(line 3872) no Hoare annotation was computed. [2022-07-21 11:19:02,035 INFO L902 garLoopResultBuilder]: At program point L4500(lines 4499 4501) the Hoare annotation is: true [2022-07-21 11:19:02,035 INFO L899 garLoopResultBuilder]: For program point L4269(lines 4269 4322) no Hoare annotation was computed. [2022-07-21 11:19:02,035 INFO L895 garLoopResultBuilder]: At program point L3939(lines 3906 3942) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,035 INFO L899 garLoopResultBuilder]: For program point L3873(lines 3873 3878) no Hoare annotation was computed. [2022-07-21 11:19:02,035 INFO L899 garLoopResultBuilder]: For program point L4336(line 4336) no Hoare annotation was computed. [2022-07-21 11:19:02,035 INFO L895 garLoopResultBuilder]: At program point L4138(line 4138) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,035 INFO L895 garLoopResultBuilder]: At program point L4204(lines 4168 4206) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-21 11:19:02,036 INFO L899 garLoopResultBuilder]: For program point L4138-1(line 4138) no Hoare annotation was computed. [2022-07-21 11:19:02,036 INFO L899 garLoopResultBuilder]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2022-07-21 11:19:02,036 INFO L899 garLoopResultBuilder]: For program point L4271(lines 4271 4319) no Hoare annotation was computed. [2022-07-21 11:19:02,036 INFO L899 garLoopResultBuilder]: For program point L4337(lines 4337 4349) no Hoare annotation was computed. [2022-07-21 11:19:02,036 INFO L899 garLoopResultBuilder]: For program point L4139(lines 4139 4144) no Hoare annotation was computed. [2022-07-21 11:19:02,036 INFO L899 garLoopResultBuilder]: For program point L3908(line 3908) no Hoare annotation was computed. [2022-07-21 11:19:02,036 INFO L895 garLoopResultBuilder]: At program point L3941(lines 3898 3943) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,036 INFO L899 garLoopResultBuilder]: For program point L3908-2(line 3908) no Hoare annotation was computed. [2022-07-21 11:19:02,036 INFO L899 garLoopResultBuilder]: For program point L3908-4(line 3908) no Hoare annotation was computed. [2022-07-21 11:19:02,036 INFO L899 garLoopResultBuilder]: For program point L3908-6(line 3908) no Hoare annotation was computed. [2022-07-21 11:19:02,036 INFO L899 garLoopResultBuilder]: For program point L3908-8(line 3908) no Hoare annotation was computed. [2022-07-21 11:19:02,037 INFO L895 garLoopResultBuilder]: At program point L4503(lines 4502 4504) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-21 11:19:02,037 INFO L899 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2022-07-21 11:19:02,037 INFO L895 garLoopResultBuilder]: At program point L4074(line 4074) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,037 INFO L899 garLoopResultBuilder]: For program point L4074-1(line 4074) no Hoare annotation was computed. [2022-07-21 11:19:02,037 INFO L899 garLoopResultBuilder]: For program point L4339(lines 4339 4342) no Hoare annotation was computed. [2022-07-21 11:19:02,037 INFO L899 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2022-07-21 11:19:02,037 INFO L895 garLoopResultBuilder]: At program point L4405(line 4405) the Hoare annotation is: false [2022-07-21 11:19:02,037 INFO L895 garLoopResultBuilder]: At program point L4405-1(lines 4400 4409) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,037 INFO L899 garLoopResultBuilder]: For program point L4273-2(lines 4271 4319) no Hoare annotation was computed. [2022-07-21 11:19:02,037 INFO L899 garLoopResultBuilder]: For program point L4273(lines 4273 4277) no Hoare annotation was computed. [2022-07-21 11:19:02,037 INFO L899 garLoopResultBuilder]: For program point L4339-2(lines 4337 4348) no Hoare annotation was computed. [2022-07-21 11:19:02,037 INFO L899 garLoopResultBuilder]: For program point L4042(lines 4042 4045) no Hoare annotation was computed. [2022-07-21 11:19:02,038 INFO L899 garLoopResultBuilder]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2022-07-21 11:19:02,038 INFO L899 garLoopResultBuilder]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2022-07-21 11:19:02,038 INFO L895 garLoopResultBuilder]: At program point L3877(line 3877) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,038 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 3451) no Hoare annotation was computed. [2022-07-21 11:19:02,038 INFO L899 garLoopResultBuilder]: For program point L3448-2(lines 3448 3451) no Hoare annotation was computed. [2022-07-21 11:19:02,038 INFO L899 garLoopResultBuilder]: For program point L4307(lines 4307 4315) no Hoare annotation was computed. [2022-07-21 11:19:02,038 INFO L895 garLoopResultBuilder]: At program point L4274(line 4274) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,038 INFO L899 garLoopResultBuilder]: For program point L4274-1(line 4274) no Hoare annotation was computed. [2022-07-21 11:19:02,038 INFO L895 garLoopResultBuilder]: At program point L4142(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,038 INFO L895 garLoopResultBuilder]: At program point L4374(lines 4369 4376) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,038 INFO L899 garLoopResultBuilder]: For program point L4110(lines 4110 4114) no Hoare annotation was computed. [2022-07-21 11:19:02,038 INFO L899 garLoopResultBuilder]: For program point L3912(line 3912) no Hoare annotation was computed. [2022-07-21 11:19:02,039 INFO L899 garLoopResultBuilder]: For program point L3912-2(lines 3912 3916) no Hoare annotation was computed. [2022-07-21 11:19:02,039 INFO L895 garLoopResultBuilder]: At program point L4474(lines 4473 4475) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,039 INFO L895 garLoopResultBuilder]: At program point L3318(lines 3315 3320) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,039 INFO L899 garLoopResultBuilder]: For program point L4309(lines 4309 4313) no Hoare annotation was computed. [2022-07-21 11:19:02,039 INFO L899 garLoopResultBuilder]: For program point L3847-1(lines 3843 3896) no Hoare annotation was computed. [2022-07-21 11:19:02,040 INFO L899 garLoopResultBuilder]: For program point L3847(lines 3847 3889) no Hoare annotation was computed. [2022-07-21 11:19:02,040 INFO L899 garLoopResultBuilder]: For program point L4178(lines 4178 4181) no Hoare annotation was computed. [2022-07-21 11:19:02,040 INFO L899 garLoopResultBuilder]: For program point L4178-2(lines 4178 4181) no Hoare annotation was computed. [2022-07-21 11:19:02,040 INFO L899 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2022-07-21 11:19:02,040 INFO L899 garLoopResultBuilder]: For program point L4079(lines 4079 4087) no Hoare annotation was computed. [2022-07-21 11:19:02,040 INFO L899 garLoopResultBuilder]: For program point L4079-2(lines 4079 4087) no Hoare annotation was computed. [2022-07-21 11:19:02,040 INFO L895 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)) [2022-07-21 11:19:02,040 INFO L895 garLoopResultBuilder]: At program point L3881(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,040 INFO L899 garLoopResultBuilder]: For program point L3848-1(lines 3848 3849) no Hoare annotation was computed. [2022-07-21 11:19:02,040 INFO L895 garLoopResultBuilder]: At program point L4245(line 4245) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-21 11:19:02,040 INFO L899 garLoopResultBuilder]: For program point L4245-1(line 4245) no Hoare annotation was computed. [2022-07-21 11:19:02,040 INFO L895 garLoopResultBuilder]: At program point L4080(lines 4080 4081) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,041 INFO L899 garLoopResultBuilder]: For program point L4080-1(lines 4080 4081) no Hoare annotation was computed. [2022-07-21 11:19:02,041 INFO L895 garLoopResultBuilder]: At program point L3453(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,041 INFO L895 garLoopResultBuilder]: At program point L4279(line 4279) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,041 INFO L899 garLoopResultBuilder]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2022-07-21 11:19:02,041 INFO L902 garLoopResultBuilder]: At program point L4345(lines 4244 4366) the Hoare annotation is: true [2022-07-21 11:19:02,041 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3859) no Hoare annotation was computed. [2022-07-21 11:19:02,041 INFO L899 garLoopResultBuilder]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2022-07-21 11:19:02,041 INFO L895 garLoopResultBuilder]: At program point L3884(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,041 INFO L899 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2022-07-21 11:19:02,041 INFO L895 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-07-21 11:19:02,041 INFO L895 garLoopResultBuilder]: At program point L4512(lines 4511 4513) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,042 INFO L895 garLoopResultBuilder]: At program point L3455(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,042 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 11:19:02,042 INFO L899 garLoopResultBuilder]: For program point L3191-1(line 3191) no Hoare annotation was computed. [2022-07-21 11:19:02,042 INFO L895 garLoopResultBuilder]: At program point L3191(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,042 INFO L899 garLoopResultBuilder]: For program point L4116(lines 4116 4134) no Hoare annotation was computed. [2022-07-21 11:19:02,042 INFO L895 garLoopResultBuilder]: At program point L3191-2(lines 3189 3192) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,042 INFO L899 garLoopResultBuilder]: For program point L4149(lines 4149 4153) no Hoare annotation was computed. [2022-07-21 11:19:02,042 INFO L899 garLoopResultBuilder]: For program point L4149-2(lines 4149 4153) no Hoare annotation was computed. [2022-07-21 11:19:02,042 INFO L899 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2022-07-21 11:19:02,042 INFO L899 garLoopResultBuilder]: For program point L3918(lines 3918 3922) no Hoare annotation was computed. [2022-07-21 11:19:02,042 INFO L895 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,042 INFO L899 garLoopResultBuilder]: For program point L3852(lines 3852 3857) no Hoare annotation was computed. [2022-07-21 11:19:02,043 INFO L899 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2022-07-21 11:19:02,043 INFO L902 garLoopResultBuilder]: At program point L4183(lines 4173 4205) the Hoare annotation is: true [2022-07-21 11:19:02,043 INFO L895 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,043 INFO L899 garLoopResultBuilder]: For program point L4051-1(line 4051) no Hoare annotation was computed. [2022-07-21 11:19:02,043 INFO L895 garLoopResultBuilder]: At program point L4051(line 4051) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,043 INFO L895 garLoopResultBuilder]: At program point L3952(lines 3944 3954) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,043 INFO L895 garLoopResultBuilder]: At program point L3886(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,043 INFO L899 garLoopResultBuilder]: For program point L4052(lines 4052 4058) no Hoare annotation was computed. [2022-07-21 11:19:02,043 INFO L899 garLoopResultBuilder]: For program point L4052-2(lines 4052 4058) no Hoare annotation was computed. [2022-07-21 11:19:02,043 INFO L895 garLoopResultBuilder]: At program point L4515(lines 4514 4516) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,043 INFO L895 garLoopResultBuilder]: At program point L3458(lines 3429 3460) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,044 INFO L895 garLoopResultBuilder]: At program point L4251(line 4251) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-21 11:19:02,044 INFO L899 garLoopResultBuilder]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2022-07-21 11:19:02,044 INFO L895 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,044 INFO L899 garLoopResultBuilder]: For program point L4317(line 4317) no Hoare annotation was computed. [2022-07-21 11:19:02,044 INFO L899 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2022-07-21 11:19:02,044 INFO L902 garLoopResultBuilder]: At program point L4185(lines 4173 4205) the Hoare annotation is: true [2022-07-21 11:19:02,044 INFO L899 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2022-07-21 11:19:02,044 INFO L899 garLoopResultBuilder]: For program point L4053(lines 4053 4056) no Hoare annotation was computed. [2022-07-21 11:19:02,044 INFO L899 garLoopResultBuilder]: For program point L4351(line 4351) no Hoare annotation was computed. [2022-07-21 11:19:02,044 INFO L902 garLoopResultBuilder]: At program point L4318(line 4318) the Hoare annotation is: true [2022-07-21 11:19:02,044 INFO L899 garLoopResultBuilder]: For program point L4285(lines 4285 4290) no Hoare annotation was computed. [2022-07-21 11:19:02,045 INFO L895 garLoopResultBuilder]: At program point L3162(lines 3156 3164) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,045 INFO L895 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-07-21 11:19:02,045 INFO L899 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2022-07-21 11:19:02,045 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 11:19:02,045 INFO L902 garLoopResultBuilder]: At program point L4352(line 4352) the Hoare annotation is: true [2022-07-21 11:19:02,045 INFO L895 garLoopResultBuilder]: At program point L4220(lines 4211 4222) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,045 INFO L895 garLoopResultBuilder]: At program point L4088(lines 4030 4090) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,045 INFO L899 garLoopResultBuilder]: For program point L3923(lines 3923 3927) no Hoare annotation was computed. [2022-07-21 11:19:02,045 INFO L895 garLoopResultBuilder]: At program point L3923-2(lines 3923 3927) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,045 INFO L899 garLoopResultBuilder]: For program point L4122(lines 4122 4125) no Hoare annotation was computed. [2022-07-21 11:19:02,045 INFO L895 garLoopResultBuilder]: At program point L4155(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,045 INFO L899 garLoopResultBuilder]: For program point L4122-2(lines 4122 4125) no Hoare annotation was computed. [2022-07-21 11:19:02,046 INFO L895 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,046 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-07-21 11:19:02,046 INFO L895 garLoopResultBuilder]: At program point L4519(lines 4518 4520) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,046 INFO L895 garLoopResultBuilder]: At program point L4387(lines 4377 4389) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,046 INFO L895 garLoopResultBuilder]: At program point L3330(lines 3324 3332) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,046 INFO L899 garLoopResultBuilder]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2022-07-21 11:19:02,046 INFO L902 garLoopResultBuilder]: At program point L4189(line 4189) the Hoare annotation is: true [2022-07-21 11:19:02,046 INFO L899 garLoopResultBuilder]: For program point L4123-1(line 4123) no Hoare annotation was computed. [2022-07-21 11:19:02,046 INFO L895 garLoopResultBuilder]: At program point L4123(line 4123) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,046 INFO L895 garLoopResultBuilder]: At program point L3199(lines 3194 3201) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,046 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 11:19:02,046 INFO L895 garLoopResultBuilder]: At program point L4157(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,047 INFO L902 garLoopResultBuilder]: At program point L4488(lines 4487 4489) the Hoare annotation is: true [2022-07-21 11:19:02,047 INFO L895 garLoopResultBuilder]: At program point L4257(line 4257) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-21 11:19:02,047 INFO L899 garLoopResultBuilder]: For program point L4257-1(line 4257) no Hoare annotation was computed. [2022-07-21 11:19:02,047 INFO L899 garLoopResultBuilder]: For program point L4324(line 4324) no Hoare annotation was computed. [2022-07-21 11:19:02,047 INFO L899 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2022-07-21 11:19:02,047 INFO L895 garLoopResultBuilder]: At program point L3895(lines 3833 3897) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,047 INFO L899 garLoopResultBuilder]: For program point L4556(lines 4556 4558) no Hoare annotation was computed. [2022-07-21 11:19:02,047 INFO L899 garLoopResultBuilder]: For program point L4358(line 4358) no Hoare annotation was computed. [2022-07-21 11:19:02,047 INFO L895 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-21 11:19:02,047 INFO L899 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2022-07-21 11:19:02,047 INFO L899 garLoopResultBuilder]: For program point L4325(lines 4325 4356) no Hoare annotation was computed. [2022-07-21 11:19:02,048 INFO L899 garLoopResultBuilder]: For program point L4292(line 4292) no Hoare annotation was computed. [2022-07-21 11:19:02,048 INFO L895 garLoopResultBuilder]: At program point L4127(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,048 INFO L902 garLoopResultBuilder]: At program point L4359(line 4359) the Hoare annotation is: true [2022-07-21 11:19:02,048 INFO L899 garLoopResultBuilder]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2022-07-21 11:19:02,048 INFO L899 garLoopResultBuilder]: For program point L4194(lines 4194 4197) no Hoare annotation was computed. [2022-07-21 11:19:02,048 INFO L899 garLoopResultBuilder]: For program point L4194-2(lines 4194 4197) no Hoare annotation was computed. [2022-07-21 11:19:02,048 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 11:19:02,048 INFO L895 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,048 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-07-21 11:19:02,048 INFO L899 garLoopResultBuilder]: For program point L4327(lines 4327 4353) no Hoare annotation was computed. [2022-07-21 11:19:02,048 INFO L899 garLoopResultBuilder]: For program point L4195-1(line 4195) no Hoare annotation was computed. [2022-07-21 11:19:02,049 INFO L895 garLoopResultBuilder]: At program point L4195(line 4195) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-07-21 11:19:02,049 INFO L895 garLoopResultBuilder]: At program point L4129(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,049 INFO L899 garLoopResultBuilder]: For program point L4063-1(lines 4063 4071) no Hoare annotation was computed. [2022-07-21 11:19:02,049 INFO L899 garLoopResultBuilder]: For program point L4063(lines 4063 4071) no Hoare annotation was computed. [2022-07-21 11:19:02,049 INFO L899 garLoopResultBuilder]: For program point L3931(lines 3931 3937) no Hoare annotation was computed. [2022-07-21 11:19:02,049 INFO L899 garLoopResultBuilder]: For program point L3865(lines 3865 3868) no Hoare annotation was computed. [2022-07-21 11:19:02,049 INFO L895 garLoopResultBuilder]: At program point L4361(lines 4244 4366) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,049 INFO L899 garLoopResultBuilder]: For program point L4328(line 4328) no Hoare annotation was computed. [2022-07-21 11:19:02,049 INFO L895 garLoopResultBuilder]: At program point L4163(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,049 INFO L895 garLoopResultBuilder]: At program point L3932(line 3932) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,049 INFO L899 garLoopResultBuilder]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2022-07-21 11:19:02,049 INFO L902 garLoopResultBuilder]: At program point L4494(lines 4493 4495) the Hoare annotation is: true [2022-07-21 11:19:02,050 INFO L895 garLoopResultBuilder]: At program point L4461-2(lines 4460 4462) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,050 INFO L895 garLoopResultBuilder]: At program point L4461(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,050 INFO L899 garLoopResultBuilder]: For program point L4461-1(line 4461) no Hoare annotation was computed. [2022-07-21 11:19:02,050 INFO L899 garLoopResultBuilder]: For program point L4329(lines 4329 4334) no Hoare annotation was computed. [2022-07-21 11:19:02,050 INFO L895 garLoopResultBuilder]: At program point L3173(lines 3170 3175) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:02,050 INFO L902 garLoopResultBuilder]: At program point L3745(lines 3726 3754) the Hoare annotation is: true [2022-07-21 11:19:02,050 INFO L899 garLoopResultBuilder]: For program point xsFINAL(lines 3718 3755) no Hoare annotation was computed. [2022-07-21 11:19:02,050 INFO L902 garLoopResultBuilder]: At program point L3743(lines 3726 3754) the Hoare annotation is: true [2022-07-21 11:19:02,050 INFO L899 garLoopResultBuilder]: For program point xsEXIT(lines 3718 3755) no Hoare annotation was computed. [2022-07-21 11:19:02,050 INFO L895 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$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,050 INFO L899 garLoopResultBuilder]: For program point L3734(lines 3734 3741) no Hoare annotation was computed. [2022-07-21 11:19:02,051 INFO L899 garLoopResultBuilder]: For program point L3734-2(lines 3734 3741) no Hoare annotation was computed. [2022-07-21 11:19:02,051 INFO L899 garLoopResultBuilder]: For program point L3748(lines 3748 3751) no Hoare annotation was computed. [2022-07-21 11:19:02,051 INFO L899 garLoopResultBuilder]: For program point L3748-2(lines 3748 3751) no Hoare annotation was computed. [2022-07-21 11:19:02,051 INFO L899 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3756 3798) no Hoare annotation was computed. [2022-07-21 11:19:02,051 INFO L895 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3756 3798) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(abs_3615)| abs_3615) (= |old(abs_3617)| abs_3617) (= |old(#valid)| |#valid|) (= |old(abs_3535)| abs_3535)) (not (= ~ldv_spin~0 0))) [2022-07-21 11:19:02,051 INFO L902 garLoopResultBuilder]: At program point L3790(line 3790) the Hoare annotation is: true [2022-07-21 11:19:02,051 INFO L899 garLoopResultBuilder]: For program point L3791(line 3791) no Hoare annotation was computed. [2022-07-21 11:19:02,051 INFO L899 garLoopResultBuilder]: For program point L3789(lines 3789 3795) no Hoare annotation was computed. [2022-07-21 11:19:02,051 INFO L902 garLoopResultBuilder]: At program point L3790-1(line 3790) the Hoare annotation is: true [2022-07-21 11:19:02,051 INFO L899 garLoopResultBuilder]: For program point L3789-2(lines 3789 3795) no Hoare annotation was computed. [2022-07-21 11:19:02,051 INFO L902 garLoopResultBuilder]: At program point L3784(line 3784) the Hoare annotation is: true [2022-07-21 11:19:02,052 INFO L899 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2022-07-21 11:19:02,052 INFO L899 garLoopResultBuilder]: For program point L3784-1(line 3784) no Hoare annotation was computed. [2022-07-21 11:19:02,052 INFO L899 garLoopResultBuilder]: For program point L3780(lines 3780 3783) no Hoare annotation was computed. [2022-07-21 11:19:02,052 INFO L899 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3756 3798) no Hoare annotation was computed. [2022-07-21 11:19:02,052 INFO L899 garLoopResultBuilder]: For program point L3779-1(line 3779) no Hoare annotation was computed. [2022-07-21 11:19:02,052 INFO L902 garLoopResultBuilder]: At program point L3779(line 3779) the Hoare annotation is: true [2022-07-21 11:19:02,052 INFO L899 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4541 4543) no Hoare annotation was computed. [2022-07-21 11:19:02,052 INFO L902 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4541 4543) the Hoare annotation is: true [2022-07-21 11:19:02,052 INFO L899 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4541 4543) no Hoare annotation was computed. [2022-07-21 11:19:02,052 INFO L902 garLoopResultBuilder]: At program point L3180(line 3180) the Hoare annotation is: true [2022-07-21 11:19:02,052 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3176 3183) the Hoare annotation is: true [2022-07-21 11:19:02,052 INFO L899 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3176 3183) no Hoare annotation was computed. [2022-07-21 11:19:02,053 INFO L899 garLoopResultBuilder]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2022-07-21 11:19:02,053 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3176 3183) no Hoare annotation was computed. [2022-07-21 11:19:02,056 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-07-21 11:19:02,057 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 11:19:02,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 11:19:02 BoogieIcfgContainer [2022-07-21 11:19:02,091 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 11:19:02,091 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 11:19:02,091 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 11:19:02,091 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 11:19:02,092 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:18:42" (3/4) ... [2022-07-21 11:19:02,095 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 11:19:02,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-07-21 11:19:02,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2022-07-21 11:19:02,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2022-07-21 11:19:02,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2022-07-21 11:19:02,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2022-07-21 11:19:02,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2022-07-21 11:19:02,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2022-07-21 11:19:02,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-07-21 11:19:02,103 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2022-07-21 11:19:02,103 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2022-07-21 11:19:02,103 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-21 11:19:02,103 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2022-07-21 11:19:02,103 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2022-07-21 11:19:02,103 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-21 11:19:02,103 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-07-21 11:19:02,103 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-07-21 11:19:02,103 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2022-07-21 11:19:02,104 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2022-07-21 11:19:02,104 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2022-07-21 11:19:02,104 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-07-21 11:19:02,133 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 225 nodes and edges [2022-07-21 11:19:02,135 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 91 nodes and edges [2022-07-21 11:19:02,137 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-07-21 11:19:02,139 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-21 11:19:02,141 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-21 11:19:02,142 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 11:19:02,144 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 11:19:02,182 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2022-07-21 11:19:02,182 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2022-07-21 11:19:02,282 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 11:19:02,283 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 11:19:02,283 INFO L158 Benchmark]: Toolchain (without parser) took 22670.06ms. Allocated memory was 58.7MB in the beginning and 243.3MB in the end (delta: 184.5MB). Free memory was 38.5MB in the beginning and 93.7MB in the end (delta: -55.2MB). Peak memory consumption was 129.4MB. Max. memory is 16.1GB. [2022-07-21 11:19:02,283 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 48.2MB. Free memory was 30.2MB in the beginning and 30.1MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 11:19:02,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1124.99ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 38.2MB in the beginning and 31.7MB in the end (delta: 6.5MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2022-07-21 11:19:02,284 INFO L158 Benchmark]: Boogie Procedure Inliner took 155.26ms. Allocated memory is still 71.3MB. Free memory was 31.7MB in the beginning and 34.0MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-21 11:19:02,284 INFO L158 Benchmark]: Boogie Preprocessor took 159.35ms. Allocated memory is still 71.3MB. Free memory was 34.0MB in the beginning and 25.4MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-21 11:19:02,285 INFO L158 Benchmark]: RCFGBuilder took 1856.82ms. Allocated memory was 71.3MB in the beginning and 138.4MB in the end (delta: 67.1MB). Free memory was 25.4MB in the beginning and 77.8MB in the end (delta: -52.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-07-21 11:19:02,285 INFO L158 Benchmark]: TraceAbstraction took 19175.00ms. Allocated memory was 138.4MB in the beginning and 243.3MB in the end (delta: 104.9MB). Free memory was 77.1MB in the beginning and 117.1MB in the end (delta: -40.0MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB. [2022-07-21 11:19:02,286 INFO L158 Benchmark]: Witness Printer took 191.61ms. Allocated memory is still 243.3MB. Free memory was 117.1MB in the beginning and 93.7MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-07-21 11:19:02,287 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 48.2MB. Free memory was 30.2MB in the beginning and 30.1MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1124.99ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 38.2MB in the beginning and 31.7MB in the end (delta: 6.5MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 155.26ms. Allocated memory is still 71.3MB. Free memory was 31.7MB in the beginning and 34.0MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.35ms. Allocated memory is still 71.3MB. Free memory was 34.0MB in the beginning and 25.4MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1856.82ms. Allocated memory was 71.3MB in the beginning and 138.4MB in the end (delta: 67.1MB). Free memory was 25.4MB in the beginning and 77.8MB in the end (delta: -52.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * TraceAbstraction took 19175.00ms. Allocated memory was 138.4MB in the beginning and 243.3MB in the end (delta: 104.9MB). Free memory was 77.1MB in the beginning and 117.1MB in the end (delta: -40.0MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB. * Witness Printer took 191.61ms. Allocated memory is still 243.3MB. Free memory was 117.1MB in the beginning and 93.7MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. 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, 492 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.1s, OverallIterations: 7, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1444 SdHoareTripleChecker+Valid, 8.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1334 mSDsluCounter, 11314 SdHoareTripleChecker+Invalid, 8.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6678 mSDsCounter, 289 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3026 IncrementalHoareTripleChecker+Invalid, 3315 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 289 mSolverCounterUnsat, 4636 mSDtfsCounter, 3026 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1233 GetRequests, 1188 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=779occurred 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, 252 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 195 LocationsWithAnnotation, 3363 PreInvPairs, 3571 NumberOfFragments, 787 HoareAnnotationTreeSize, 3363 FomulaSimplifications, 840 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 195 FomulaSimplificationsInter, 1690 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 2082 NumberOfCodeBlocks, 2082 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2070 ConstructedInterpolants, 0 QuantifiedInterpolants, 3232 SizeOfPredicates, 0 NumberOfNonLiveVariables, 10019 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! [2022-07-21 11:19:02,345 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