./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.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 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 03:48:02,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:48:02,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:48:02,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:48:02,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:48:02,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:48:02,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:48:02,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:48:02,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:48:02,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:48:02,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:48:02,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:48:02,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:48:02,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:48:02,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:48:02,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:48:02,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:48:02,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:48:02,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:48:02,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:48:02,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:48:02,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:48:02,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:48:02,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:48:02,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:48:02,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:48:02,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:48:02,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:48:02,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:48:02,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:48:02,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:48:02,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:48:02,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:48:02,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:48:02,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:48:02,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:48:02,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:48:02,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:48:02,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:48:02,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:48:02,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:48:02,102 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 03:48:02,132 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:48:02,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:48:02,133 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:48:02,133 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:48:02,134 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:48:02,134 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:48:02,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:48:02,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:48:02,135 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:48:02,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:48:02,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 03:48:02,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:48:02,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:48:02,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:48:02,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:48:02,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:48:02,136 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:48:02,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:48:02,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:48:02,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:48:02,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:48:02,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:48:02,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:48:02,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:48:02,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:48:02,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 03:48:02,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 03:48:02,145 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:48:02,145 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:48:02,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:48:02,145 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 [2021-12-28 03:48:02,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:48:02,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:48:02,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:48:02,493 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:48:02,494 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:48:02,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-12-28 03:48:02,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/156f43928/33b06fb3c53e4ddc9ce8fb7f63c33508/FLAG512aef956 [2021-12-28 03:48:03,289 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:48:03,290 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-12-28 03:48:03,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/156f43928/33b06fb3c53e4ddc9ce8fb7f63c33508/FLAG512aef956 [2021-12-28 03:48:03,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/156f43928/33b06fb3c53e4ddc9ce8fb7f63c33508 [2021-12-28 03:48:03,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:48:03,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:48:03,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:48:03,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:48:03,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:48:03,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:48:03" (1/1) ... [2021-12-28 03:48:03,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cdd4a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:03, skipping insertion in model container [2021-12-28 03:48:03,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:48:03" (1/1) ... [2021-12-28 03:48:03,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:48:03,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:48:04,206 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2021-12-28 03:48:04,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:48:04,270 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:48:04,473 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2021-12-28 03:48:04,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:48:04,559 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:48:04,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04 WrapperNode [2021-12-28 03:48:04,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:48:04,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:48:04,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:48:04,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:48:04,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (1/1) ... [2021-12-28 03:48:04,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (1/1) ... [2021-12-28 03:48:04,682 INFO L137 Inliner]: procedures = 131, calls = 529, calls flagged for inlining = 47, calls inlined = 39, statements flattened = 1088 [2021-12-28 03:48:04,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:48:04,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:48:04,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:48:04,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:48:04,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (1/1) ... [2021-12-28 03:48:04,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (1/1) ... [2021-12-28 03:48:04,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (1/1) ... [2021-12-28 03:48:04,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (1/1) ... [2021-12-28 03:48:04,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (1/1) ... [2021-12-28 03:48:04,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (1/1) ... [2021-12-28 03:48:04,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (1/1) ... [2021-12-28 03:48:04,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:48:04,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:48:04,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:48:04,867 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:48:04,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (1/1) ... [2021-12-28 03:48:04,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:48:04,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:48:04,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 03:48:04,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 03:48:04,938 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2021-12-28 03:48:04,939 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2021-12-28 03:48:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-28 03:48:04,939 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-28 03:48:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2021-12-28 03:48:04,939 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2021-12-28 03:48:04,939 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2021-12-28 03:48:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2021-12-28 03:48:04,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 03:48:04,940 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-28 03:48:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-28 03:48:04,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 03:48:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 03:48:04,941 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2021-12-28 03:48:04,941 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2021-12-28 03:48:04,941 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2021-12-28 03:48:04,941 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2021-12-28 03:48:04,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 03:48:04,941 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 03:48:04,941 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 03:48:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-28 03:48:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-28 03:48:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2021-12-28 03:48:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2021-12-28 03:48:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 03:48:04,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 03:48:04,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 03:48:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 03:48:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 03:48:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 03:48:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:48:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-28 03:48:04,943 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-28 03:48:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-28 03:48:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-28 03:48:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:48:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2021-12-28 03:48:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2021-12-28 03:48:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 03:48:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 03:48:04,945 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2021-12-28 03:48:04,945 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2021-12-28 03:48:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2021-12-28 03:48:04,946 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2021-12-28 03:48:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-28 03:48:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 03:48:04,946 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2021-12-28 03:48:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2021-12-28 03:48:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2021-12-28 03:48:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2021-12-28 03:48:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2021-12-28 03:48:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2021-12-28 03:48:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 03:48:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:48:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2021-12-28 03:48:04,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2021-12-28 03:48:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2021-12-28 03:48:04,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2021-12-28 03:48:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-28 03:48:04,949 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-28 03:48:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2021-12-28 03:48:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2021-12-28 03:48:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2021-12-28 03:48:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2021-12-28 03:48:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2021-12-28 03:48:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2021-12-28 03:48:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 03:48:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-28 03:48:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-28 03:48:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:48:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:48:04,952 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2021-12-28 03:48:04,952 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2021-12-28 03:48:05,330 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:48:05,332 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:48:06,656 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 03:48:06,670 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 03:48:06,670 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 03:48:06,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:48:06 BoogieIcfgContainer [2021-12-28 03:48:06,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 03:48:06,674 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 03:48:06,674 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 03:48:06,677 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 03:48:06,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 03:48:03" (1/3) ... [2021-12-28 03:48:06,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@460e2e6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:48:06, skipping insertion in model container [2021-12-28 03:48:06,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:48:04" (2/3) ... [2021-12-28 03:48:06,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@460e2e6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:48:06, skipping insertion in model container [2021-12-28 03:48:06,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:48:06" (3/3) ... [2021-12-28 03:48:06,679 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2021-12-28 03:48:06,684 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 03:48:06,684 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 03:48:06,725 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 03:48:06,731 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 03:48:06,731 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 03:48:06,757 INFO L276 IsEmpty]: Start isEmpty. Operand has 454 states, 336 states have (on average 1.3571428571428572) internal successors, (456), 346 states have internal predecessors, (456), 86 states have call successors, (86), 30 states have call predecessors, (86), 30 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2021-12-28 03:48:06,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-12-28 03:48:06,768 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:06,769 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:06,770 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:06,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:06,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1794190865, now seen corresponding path program 1 times [2021-12-28 03:48:06,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:06,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934240493] [2021-12-28 03:48:06,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:06,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:07,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:07,120 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:07,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934240493] [2021-12-28 03:48:07,121 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934240493] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:07,121 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:48:07,121 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 03:48:07,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98327739] [2021-12-28 03:48:07,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:07,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:07,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:07,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:07,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 03:48:07,157 INFO L87 Difference]: Start difference. First operand has 454 states, 336 states have (on average 1.3571428571428572) internal successors, (456), 346 states have internal predecessors, (456), 86 states have call successors, (86), 30 states have call predecessors, (86), 30 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 03:48:07,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:07,330 INFO L93 Difference]: Finished difference Result 1174 states and 1623 transitions. [2021-12-28 03:48:07,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:07,333 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-12-28 03:48:07,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:07,356 INFO L225 Difference]: With dead ends: 1174 [2021-12-28 03:48:07,357 INFO L226 Difference]: Without dead ends: 715 [2021-12-28 03:48:07,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 03:48:07,370 INFO L933 BasicCegarLoop]: 805 mSDtfsCounter, 374 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:07,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [374 Valid, 1385 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:07,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2021-12-28 03:48:07,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 691. [2021-12-28 03:48:07,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 506 states have (on average 1.341897233201581) internal successors, (679), 516 states have internal predecessors, (679), 136 states have call successors, (136), 49 states have call predecessors, (136), 48 states have return successors, (130), 130 states have call predecessors, (130), 130 states have call successors, (130) [2021-12-28 03:48:07,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 945 transitions. [2021-12-28 03:48:07,476 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 945 transitions. Word has length 16 [2021-12-28 03:48:07,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:07,476 INFO L470 AbstractCegarLoop]: Abstraction has 691 states and 945 transitions. [2021-12-28 03:48:07,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 03:48:07,477 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 945 transitions. [2021-12-28 03:48:07,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-28 03:48:07,478 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:07,479 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:07,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 03:48:07,479 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:07,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:07,480 INFO L85 PathProgramCache]: Analyzing trace with hash -172672949, now seen corresponding path program 1 times [2021-12-28 03:48:07,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:07,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966256806] [2021-12-28 03:48:07,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:07,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:07,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:07,576 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:07,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966256806] [2021-12-28 03:48:07,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966256806] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:07,576 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:48:07,576 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-28 03:48:07,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523203508] [2021-12-28 03:48:07,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:07,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:07,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:07,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:07,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 03:48:07,580 INFO L87 Difference]: Start difference. First operand 691 states and 945 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 03:48:07,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:07,639 INFO L93 Difference]: Finished difference Result 1379 states and 1887 transitions. [2021-12-28 03:48:07,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:07,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-12-28 03:48:07,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:07,647 INFO L225 Difference]: With dead ends: 1379 [2021-12-28 03:48:07,647 INFO L226 Difference]: Without dead ends: 691 [2021-12-28 03:48:07,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 03:48:07,650 INFO L933 BasicCegarLoop]: 613 mSDtfsCounter, 604 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:07,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [604 Valid, 613 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:07,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2021-12-28 03:48:07,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 691. [2021-12-28 03:48:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 506 states have (on average 1.3379446640316206) internal successors, (677), 516 states have internal predecessors, (677), 136 states have call successors, (136), 49 states have call predecessors, (136), 48 states have return successors, (130), 130 states have call predecessors, (130), 130 states have call successors, (130) [2021-12-28 03:48:07,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 943 transitions. [2021-12-28 03:48:07,714 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 943 transitions. Word has length 19 [2021-12-28 03:48:07,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:07,717 INFO L470 AbstractCegarLoop]: Abstraction has 691 states and 943 transitions. [2021-12-28 03:48:07,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 03:48:07,717 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 943 transitions. [2021-12-28 03:48:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-12-28 03:48:07,724 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:07,724 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:07,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 03:48:07,725 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:07,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:07,726 INFO L85 PathProgramCache]: Analyzing trace with hash -63996311, now seen corresponding path program 1 times [2021-12-28 03:48:07,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:07,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404679480] [2021-12-28 03:48:07,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:07,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:07,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-28 03:48:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:07,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:07,840 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:07,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404679480] [2021-12-28 03:48:07,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404679480] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:07,841 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:48:07,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 03:48:07,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266985018] [2021-12-28 03:48:07,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:07,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 03:48:07,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:07,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 03:48:07,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 03:48:07,843 INFO L87 Difference]: Start difference. First operand 691 states and 943 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:09,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:09,129 INFO L93 Difference]: Finished difference Result 1734 states and 2370 transitions. [2021-12-28 03:48:09,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 03:48:09,129 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2021-12-28 03:48:09,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:09,135 INFO L225 Difference]: With dead ends: 1734 [2021-12-28 03:48:09,135 INFO L226 Difference]: Without dead ends: 1046 [2021-12-28 03:48:09,138 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:09,139 INFO L933 BasicCegarLoop]: 880 mSDtfsCounter, 726 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 799 SdHoareTripleChecker+Valid, 1303 SdHoareTripleChecker+Invalid, 794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:09,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [799 Valid, 1303 Invalid, 794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-28 03:48:09,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2021-12-28 03:48:09,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1042. [2021-12-28 03:48:09,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1042 states, 767 states have (on average 1.3415906127770534) internal successors, (1029), 779 states have internal predecessors, (1029), 199 states have call successors, (199), 76 states have call predecessors, (199), 75 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2021-12-28 03:48:09,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1421 transitions. [2021-12-28 03:48:09,186 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1421 transitions. Word has length 25 [2021-12-28 03:48:09,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:09,187 INFO L470 AbstractCegarLoop]: Abstraction has 1042 states and 1421 transitions. [2021-12-28 03:48:09,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:09,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1421 transitions. [2021-12-28 03:48:09,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-12-28 03:48:09,188 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:09,188 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:09,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-28 03:48:09,189 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:09,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:09,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1434873111, now seen corresponding path program 1 times [2021-12-28 03:48:09,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:09,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770646214] [2021-12-28 03:48:09,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:09,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:09,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:09,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:09,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770646214] [2021-12-28 03:48:09,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770646214] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:09,241 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:48:09,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 03:48:09,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913220878] [2021-12-28 03:48:09,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:09,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:09,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:09,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:09,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 03:48:09,244 INFO L87 Difference]: Start difference. First operand 1042 states and 1421 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 03:48:09,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:09,291 INFO L93 Difference]: Finished difference Result 2093 states and 2857 transitions. [2021-12-28 03:48:09,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:09,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-12-28 03:48:09,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:09,297 INFO L225 Difference]: With dead ends: 2093 [2021-12-28 03:48:09,298 INFO L226 Difference]: Without dead ends: 1054 [2021-12-28 03:48:09,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 03:48:09,303 INFO L933 BasicCegarLoop]: 612 mSDtfsCounter, 5 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1221 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:09,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 1221 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:09,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-12-28 03:48:09,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1044. [2021-12-28 03:48:09,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1044 states, 769 states have (on average 1.340702210663199) internal successors, (1031), 781 states have internal predecessors, (1031), 199 states have call successors, (199), 76 states have call predecessors, (199), 75 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2021-12-28 03:48:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1423 transitions. [2021-12-28 03:48:09,360 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1423 transitions. Word has length 25 [2021-12-28 03:48:09,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:09,360 INFO L470 AbstractCegarLoop]: Abstraction has 1044 states and 1423 transitions. [2021-12-28 03:48:09,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 03:48:09,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1423 transitions. [2021-12-28 03:48:09,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-28 03:48:09,361 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:09,362 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:09,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-28 03:48:09,362 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:09,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:09,363 INFO L85 PathProgramCache]: Analyzing trace with hash 47645827, now seen corresponding path program 1 times [2021-12-28 03:48:09,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:09,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095846572] [2021-12-28 03:48:09,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:09,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:09,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:48:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:09,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:09,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:09,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095846572] [2021-12-28 03:48:09,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095846572] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:48:09,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1512214514] [2021-12-28 03:48:09,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:09,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:09,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:48:09,471 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:48:09,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-28 03:48:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:09,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-28 03:48:09,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:48:09,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-28 03:48:09,858 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:48:09,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1512214514] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:09,858 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:48:09,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-28 03:48:09,859 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114358171] [2021-12-28 03:48:09,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:09,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:09,859 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:09,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:09,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:09,860 INFO L87 Difference]: Start difference. First operand 1044 states and 1423 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:09,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:09,954 INFO L93 Difference]: Finished difference Result 2873 states and 3922 transitions. [2021-12-28 03:48:09,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:09,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-12-28 03:48:09,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:09,964 INFO L225 Difference]: With dead ends: 2873 [2021-12-28 03:48:09,964 INFO L226 Difference]: Without dead ends: 1832 [2021-12-28 03:48:09,969 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:09,971 INFO L933 BasicCegarLoop]: 1080 mSDtfsCounter, 599 mSDsluCounter, 549 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 1629 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:09,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 1629 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:09,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1832 states. [2021-12-28 03:48:10,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1832 to 1425. [2021-12-28 03:48:10,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1425 states, 1055 states have (on average 1.34218009478673) internal successors, (1416), 1069 states have internal predecessors, (1416), 267 states have call successors, (267), 103 states have call predecessors, (267), 102 states have return successors, (261), 261 states have call predecessors, (261), 261 states have call successors, (261) [2021-12-28 03:48:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1425 states and 1944 transitions. [2021-12-28 03:48:10,045 INFO L78 Accepts]: Start accepts. Automaton has 1425 states and 1944 transitions. Word has length 34 [2021-12-28 03:48:10,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:10,046 INFO L470 AbstractCegarLoop]: Abstraction has 1425 states and 1944 transitions. [2021-12-28 03:48:10,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1944 transitions. [2021-12-28 03:48:10,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-28 03:48:10,047 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:10,047 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:10,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-28 03:48:10,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:10,263 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:10,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:10,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1068714181, now seen corresponding path program 1 times [2021-12-28 03:48:10,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:10,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965121007] [2021-12-28 03:48:10,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:10,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:10,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:48:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:10,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:10,354 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:10,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965121007] [2021-12-28 03:48:10,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965121007] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:48:10,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802797968] [2021-12-28 03:48:10,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:10,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:10,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:48:10,357 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:48:10,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-28 03:48:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:10,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-28 03:48:10,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:48:10,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-28 03:48:10,691 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:48:10,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1802797968] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:10,693 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:48:10,693 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-28 03:48:10,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921717642] [2021-12-28 03:48:10,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:10,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:10,694 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:10,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:10,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:10,696 INFO L87 Difference]: Start difference. First operand 1425 states and 1944 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:10,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:10,785 INFO L93 Difference]: Finished difference Result 3168 states and 4377 transitions. [2021-12-28 03:48:10,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:10,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-12-28 03:48:10,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:10,794 INFO L225 Difference]: With dead ends: 3168 [2021-12-28 03:48:10,795 INFO L226 Difference]: Without dead ends: 1746 [2021-12-28 03:48:10,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:10,800 INFO L933 BasicCegarLoop]: 679 mSDtfsCounter, 203 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 1280 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:10,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [228 Valid, 1280 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:10,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1746 states. [2021-12-28 03:48:10,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1746 to 1451. [2021-12-28 03:48:10,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1075 states have (on average 1.3413953488372092) internal successors, (1442), 1089 states have internal predecessors, (1442), 273 states have call successors, (273), 103 states have call predecessors, (273), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2021-12-28 03:48:10,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1982 transitions. [2021-12-28 03:48:10,866 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1982 transitions. Word has length 34 [2021-12-28 03:48:10,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:10,866 INFO L470 AbstractCegarLoop]: Abstraction has 1451 states and 1982 transitions. [2021-12-28 03:48:10,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:10,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1982 transitions. [2021-12-28 03:48:10,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-28 03:48:10,868 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:10,868 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:10,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-28 03:48:11,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-12-28 03:48:11,092 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:11,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:11,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1769778759, now seen corresponding path program 1 times [2021-12-28 03:48:11,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:11,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005950925] [2021-12-28 03:48:11,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:11,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:11,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:48:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:11,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:11,182 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:11,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005950925] [2021-12-28 03:48:11,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005950925] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:48:11,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661764351] [2021-12-28 03:48:11,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:11,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:11,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:48:11,184 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:48:11,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-28 03:48:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:11,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-28 03:48:11,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:48:11,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-28 03:48:11,526 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:48:11,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1661764351] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:11,526 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:48:11,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-28 03:48:11,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389858260] [2021-12-28 03:48:11,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:11,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:11,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:11,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:11,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:11,529 INFO L87 Difference]: Start difference. First operand 1451 states and 1982 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:11,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:11,598 INFO L93 Difference]: Finished difference Result 1473 states and 2008 transitions. [2021-12-28 03:48:11,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:11,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-12-28 03:48:11,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:11,610 INFO L225 Difference]: With dead ends: 1473 [2021-12-28 03:48:11,611 INFO L226 Difference]: Without dead ends: 1462 [2021-12-28 03:48:11,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:11,613 INFO L933 BasicCegarLoop]: 626 mSDtfsCounter, 609 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:11,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [609 Valid, 639 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:11,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1462 states. [2021-12-28 03:48:11,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1462 to 1451. [2021-12-28 03:48:11,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1075 states have (on average 1.3395348837209302) internal successors, (1440), 1089 states have internal predecessors, (1440), 273 states have call successors, (273), 103 states have call predecessors, (273), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2021-12-28 03:48:11,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1980 transitions. [2021-12-28 03:48:11,678 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1980 transitions. Word has length 34 [2021-12-28 03:48:11,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:11,678 INFO L470 AbstractCegarLoop]: Abstraction has 1451 states and 1980 transitions. [2021-12-28 03:48:11,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:11,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1980 transitions. [2021-12-28 03:48:11,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-28 03:48:11,681 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:11,681 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:11,710 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-28 03:48:11,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:11,904 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:11,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:11,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1827037061, now seen corresponding path program 1 times [2021-12-28 03:48:11,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:11,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9050874] [2021-12-28 03:48:11,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:11,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:11,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:48:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:11,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:11,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9050874] [2021-12-28 03:48:11,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9050874] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:48:11,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2080078699] [2021-12-28 03:48:11,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:11,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:11,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:48:11,971 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:48:11,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-28 03:48:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:12,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-28 03:48:12,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:48:12,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-28 03:48:12,318 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:48:12,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2080078699] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:12,318 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:48:12,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-28 03:48:12,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488728875] [2021-12-28 03:48:12,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:12,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:12,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:12,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:12,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:12,321 INFO L87 Difference]: Start difference. First operand 1451 states and 1980 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:12,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:12,389 INFO L93 Difference]: Finished difference Result 1453 states and 1981 transitions. [2021-12-28 03:48:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:12,390 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-12-28 03:48:12,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:12,400 INFO L225 Difference]: With dead ends: 1453 [2021-12-28 03:48:12,400 INFO L226 Difference]: Without dead ends: 1450 [2021-12-28 03:48:12,401 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:12,402 INFO L933 BasicCegarLoop]: 611 mSDtfsCounter, 581 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:12,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [581 Valid, 611 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:12,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2021-12-28 03:48:12,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1450. [2021-12-28 03:48:12,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1450 states, 1075 states have (on average 1.3386046511627907) internal successors, (1439), 1088 states have internal predecessors, (1439), 272 states have call successors, (272), 103 states have call predecessors, (272), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2021-12-28 03:48:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 1978 transitions. [2021-12-28 03:48:12,470 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 1978 transitions. Word has length 34 [2021-12-28 03:48:12,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:12,471 INFO L470 AbstractCegarLoop]: Abstraction has 1450 states and 1978 transitions. [2021-12-28 03:48:12,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1978 transitions. [2021-12-28 03:48:12,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-28 03:48:12,474 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:12,475 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:12,505 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-28 03:48:12,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:12,700 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:12,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:12,700 INFO L85 PathProgramCache]: Analyzing trace with hash 803324642, now seen corresponding path program 1 times [2021-12-28 03:48:12,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:12,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571520145] [2021-12-28 03:48:12,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:12,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:12,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:48:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:12,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:12,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:12,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571520145] [2021-12-28 03:48:12,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571520145] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:48:12,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1564907081] [2021-12-28 03:48:12,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:12,801 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:12,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:48:12,802 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:48:12,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-28 03:48:13,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:13,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-28 03:48:13,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:48:13,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-28 03:48:13,150 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:48:13,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1564907081] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:13,150 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:48:13,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-28 03:48:13,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908161280] [2021-12-28 03:48:13,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:13,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:13,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:13,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:13,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:13,153 INFO L87 Difference]: Start difference. First operand 1450 states and 1978 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:13,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:13,211 INFO L93 Difference]: Finished difference Result 1452 states and 1979 transitions. [2021-12-28 03:48:13,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:13,212 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2021-12-28 03:48:13,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:13,221 INFO L225 Difference]: With dead ends: 1452 [2021-12-28 03:48:13,221 INFO L226 Difference]: Without dead ends: 1449 [2021-12-28 03:48:13,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:13,225 INFO L933 BasicCegarLoop]: 609 mSDtfsCounter, 578 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:13,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [578 Valid, 609 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:13,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2021-12-28 03:48:13,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1449. [2021-12-28 03:48:13,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1449 states, 1075 states have (on average 1.3376744186046512) internal successors, (1438), 1087 states have internal predecessors, (1438), 271 states have call successors, (271), 103 states have call predecessors, (271), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2021-12-28 03:48:13,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 1976 transitions. [2021-12-28 03:48:13,305 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 1976 transitions. Word has length 35 [2021-12-28 03:48:13,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:13,305 INFO L470 AbstractCegarLoop]: Abstraction has 1449 states and 1976 transitions. [2021-12-28 03:48:13,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:13,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1976 transitions. [2021-12-28 03:48:13,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-12-28 03:48:13,307 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:13,307 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:13,337 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-28 03:48:13,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:13,535 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:13,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:13,536 INFO L85 PathProgramCache]: Analyzing trace with hash -866984408, now seen corresponding path program 1 times [2021-12-28 03:48:13,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:13,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408481881] [2021-12-28 03:48:13,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:13,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:13,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:48:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:13,606 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:13,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408481881] [2021-12-28 03:48:13,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408481881] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:48:13,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729483310] [2021-12-28 03:48:13,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:13,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:13,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:48:13,608 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:48:13,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-28 03:48:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:13,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-28 03:48:13,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:48:13,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-28 03:48:13,974 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:48:13,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729483310] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:13,974 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:48:13,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-28 03:48:13,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499056485] [2021-12-28 03:48:13,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:13,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:13,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:13,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:13,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:13,978 INFO L87 Difference]: Start difference. First operand 1449 states and 1976 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:14,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:14,036 INFO L93 Difference]: Finished difference Result 1451 states and 1977 transitions. [2021-12-28 03:48:14,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:14,037 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 36 [2021-12-28 03:48:14,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:14,045 INFO L225 Difference]: With dead ends: 1451 [2021-12-28 03:48:14,045 INFO L226 Difference]: Without dead ends: 1448 [2021-12-28 03:48:14,046 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:14,047 INFO L933 BasicCegarLoop]: 607 mSDtfsCounter, 575 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:14,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [575 Valid, 607 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:14,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1448 states. [2021-12-28 03:48:14,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1448 to 1448. [2021-12-28 03:48:14,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1448 states, 1075 states have (on average 1.3367441860465117) internal successors, (1437), 1086 states have internal predecessors, (1437), 270 states have call successors, (270), 103 states have call predecessors, (270), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2021-12-28 03:48:14,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1974 transitions. [2021-12-28 03:48:14,131 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1974 transitions. Word has length 36 [2021-12-28 03:48:14,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:14,132 INFO L470 AbstractCegarLoop]: Abstraction has 1448 states and 1974 transitions. [2021-12-28 03:48:14,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:14,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1974 transitions. [2021-12-28 03:48:14,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-28 03:48:14,133 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:14,133 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:14,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-28 03:48:14,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:14,347 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:14,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:14,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1106952539, now seen corresponding path program 1 times [2021-12-28 03:48:14,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:14,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388296716] [2021-12-28 03:48:14,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:14,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:14,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:48:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:14,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:14,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388296716] [2021-12-28 03:48:14,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388296716] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:48:14,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1788812841] [2021-12-28 03:48:14,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:14,432 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:14,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:48:14,434 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:48:14,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-28 03:48:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:14,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-28 03:48:14,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:48:14,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-28 03:48:14,778 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:48:14,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1788812841] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:14,778 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:48:14,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-28 03:48:14,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208881125] [2021-12-28 03:48:14,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:14,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:14,780 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:14,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:14,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:14,781 INFO L87 Difference]: Start difference. First operand 1448 states and 1974 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:14,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:14,852 INFO L93 Difference]: Finished difference Result 1931 states and 2596 transitions. [2021-12-28 03:48:14,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:14,853 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 37 [2021-12-28 03:48:14,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:14,869 INFO L225 Difference]: With dead ends: 1931 [2021-12-28 03:48:14,869 INFO L226 Difference]: Without dead ends: 1898 [2021-12-28 03:48:14,871 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:14,871 INFO L933 BasicCegarLoop]: 671 mSDtfsCounter, 532 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:14,872 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [532 Valid, 935 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:14,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1898 states. [2021-12-28 03:48:14,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1898 to 1898. [2021-12-28 03:48:14,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1898 states, 1376 states have (on average 1.3103197674418605) internal successors, (1803), 1391 states have internal predecessors, (1803), 375 states have call successors, (375), 147 states have call predecessors, (375), 146 states have return successors, (374), 374 states have call predecessors, (374), 374 states have call successors, (374) [2021-12-28 03:48:14,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1898 states and 2552 transitions. [2021-12-28 03:48:14,982 INFO L78 Accepts]: Start accepts. Automaton has 1898 states and 2552 transitions. Word has length 37 [2021-12-28 03:48:14,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:14,982 INFO L470 AbstractCegarLoop]: Abstraction has 1898 states and 2552 transitions. [2021-12-28 03:48:14,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:48:14,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2552 transitions. [2021-12-28 03:48:14,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-12-28 03:48:14,985 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:14,985 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-28 03:48:15,017 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-28 03:48:15,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:15,199 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:15,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:15,200 INFO L85 PathProgramCache]: Analyzing trace with hash -230748463, now seen corresponding path program 1 times [2021-12-28 03:48:15,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:15,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961454843] [2021-12-28 03:48:15,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:15,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:15,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:48:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:15,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-28 03:48:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:48:15,286 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:15,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961454843] [2021-12-28 03:48:15,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961454843] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:48:15,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1521042235] [2021-12-28 03:48:15,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:15,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:15,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:48:15,288 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:48:15,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-28 03:48:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:15,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-28 03:48:15,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:48:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-28 03:48:15,668 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:48:15,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1521042235] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:15,669 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:48:15,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-28 03:48:15,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058363630] [2021-12-28 03:48:15,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:15,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:15,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:15,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:15,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:15,670 INFO L87 Difference]: Start difference. First operand 1898 states and 2552 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 03:48:15,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:15,756 INFO L93 Difference]: Finished difference Result 3813 states and 5131 transitions. [2021-12-28 03:48:15,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:15,757 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 59 [2021-12-28 03:48:15,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:15,766 INFO L225 Difference]: With dead ends: 3813 [2021-12-28 03:48:15,766 INFO L226 Difference]: Without dead ends: 1918 [2021-12-28 03:48:15,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:15,773 INFO L933 BasicCegarLoop]: 571 mSDtfsCounter, 9 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1136 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:15,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 1136 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:15,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1918 states. [2021-12-28 03:48:15,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1918 to 1902. [2021-12-28 03:48:15,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1902 states, 1380 states have (on average 1.3094202898550724) internal successors, (1807), 1395 states have internal predecessors, (1807), 375 states have call successors, (375), 147 states have call predecessors, (375), 146 states have return successors, (374), 374 states have call predecessors, (374), 374 states have call successors, (374) [2021-12-28 03:48:15,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1902 states and 2556 transitions. [2021-12-28 03:48:15,868 INFO L78 Accepts]: Start accepts. Automaton has 1902 states and 2556 transitions. Word has length 59 [2021-12-28 03:48:15,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:15,869 INFO L470 AbstractCegarLoop]: Abstraction has 1902 states and 2556 transitions. [2021-12-28 03:48:15,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 03:48:15,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2556 transitions. [2021-12-28 03:48:15,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-12-28 03:48:15,872 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:48:15,872 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-28 03:48:15,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-28 03:48:16,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-12-28 03:48:16,088 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:48:16,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:48:16,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1850560836, now seen corresponding path program 1 times [2021-12-28 03:48:16,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:48:16,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132746883] [2021-12-28 03:48:16,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:16,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:48:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:16,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-28 03:48:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:16,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-28 03:48:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:16,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-28 03:48:16,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:48:16,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132746883] [2021-12-28 03:48:16,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132746883] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 03:48:16,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1633862103] [2021-12-28 03:48:16,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:48:16,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:48:16,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:48:16,162 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 03:48:16,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-28 03:48:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:48:16,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-28 03:48:16,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:48:16,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-28 03:48:16,572 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:48:16,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1633862103] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:48:16,573 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-28 03:48:16,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-28 03:48:16,573 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164134211] [2021-12-28 03:48:16,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:48:16,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:48:16,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:48:16,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:48:16,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:16,575 INFO L87 Difference]: Start difference. First operand 1902 states and 2556 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 03:48:16,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:48:16,641 INFO L93 Difference]: Finished difference Result 1902 states and 2556 transitions. [2021-12-28 03:48:16,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:48:16,642 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 63 [2021-12-28 03:48:16,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:48:16,642 INFO L225 Difference]: With dead ends: 1902 [2021-12-28 03:48:16,642 INFO L226 Difference]: Without dead ends: 0 [2021-12-28 03:48:16,648 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:48:16,648 INFO L933 BasicCegarLoop]: 773 mSDtfsCounter, 254 mSDsluCounter, 535 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 03:48:16,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 1308 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 03:48:16,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-28 03:48:16,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-28 03:48:16,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 03:48:16,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-28 03:48:16,650 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-12-28 03:48:16,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:48:16,650 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-28 03:48:16,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 03:48:16,651 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-28 03:48:16,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-28 03:48:16,653 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-28 03:48:16,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-12-28 03:48:16,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-28 03:48:16,881 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-28 03:48:21,692 INFO L858 garLoopResultBuilder]: For program point L2977(line 2977) no Hoare annotation was computed. [2021-12-28 03:48:21,692 INFO L858 garLoopResultBuilder]: For program point L2971-1(line 2971) no Hoare annotation was computed. [2021-12-28 03:48:21,692 INFO L861 garLoopResultBuilder]: At program point L2971(line 2971) the Hoare annotation is: true [2021-12-28 03:48:21,693 INFO L858 garLoopResultBuilder]: For program point L2967(lines 2967 2978) no Hoare annotation was computed. [2021-12-28 03:48:21,693 INFO L858 garLoopResultBuilder]: For program point L2967-2(lines 2963 2979) no Hoare annotation was computed. [2021-12-28 03:48:21,694 INFO L858 garLoopResultBuilder]: For program point L2963(lines 2963 2979) no Hoare annotation was computed. [2021-12-28 03:48:21,694 INFO L861 garLoopResultBuilder]: At program point L2961-1(line 2961) the Hoare annotation is: true [2021-12-28 03:48:21,694 INFO L861 garLoopResultBuilder]: At program point L2961(line 2961) the Hoare annotation is: true [2021-12-28 03:48:21,694 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 2951 2982) the Hoare annotation is: true [2021-12-28 03:48:21,694 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 2951 2982) no Hoare annotation was computed. [2021-12-28 03:48:21,694 INFO L858 garLoopResultBuilder]: For program point L2972(lines 2972 2976) no Hoare annotation was computed. [2021-12-28 03:48:21,694 INFO L861 garLoopResultBuilder]: At program point L2972-2(lines 2972 2976) the Hoare annotation is: true [2021-12-28 03:48:21,695 INFO L861 garLoopResultBuilder]: At program point L2968(line 2968) the Hoare annotation is: true [2021-12-28 03:48:21,695 INFO L861 garLoopResultBuilder]: At program point L2966(line 2966) the Hoare annotation is: true [2021-12-28 03:48:21,695 INFO L858 garLoopResultBuilder]: For program point L2968-1(line 2968) no Hoare annotation was computed. [2021-12-28 03:48:21,695 INFO L861 garLoopResultBuilder]: At program point L2964(line 2964) the Hoare annotation is: true [2021-12-28 03:48:21,695 INFO L858 garLoopResultBuilder]: For program point L2966-1(line 2966) no Hoare annotation was computed. [2021-12-28 03:48:21,695 INFO L858 garLoopResultBuilder]: For program point L2962(line 2962) no Hoare annotation was computed. [2021-12-28 03:48:21,695 INFO L858 garLoopResultBuilder]: For program point L2964-1(line 2964) no Hoare annotation was computed. [2021-12-28 03:48:21,695 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 2951 2982) no Hoare annotation was computed. [2021-12-28 03:48:21,696 INFO L861 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4566 4568) the Hoare annotation is: true [2021-12-28 03:48:21,696 INFO L858 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4566 4568) no Hoare annotation was computed. [2021-12-28 03:48:21,696 INFO L858 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4566 4568) no Hoare annotation was computed. [2021-12-28 03:48:21,696 INFO L858 garLoopResultBuilder]: For program point pi_initEXIT(lines 4556 4558) no Hoare annotation was computed. [2021-12-28 03:48:21,696 INFO L861 garLoopResultBuilder]: At program point pi_initENTRY(lines 4556 4558) the Hoare annotation is: true [2021-12-28 03:48:21,696 INFO L858 garLoopResultBuilder]: For program point pi_initFINAL(lines 4556 4558) no Hoare annotation was computed. [2021-12-28 03:48:21,696 INFO L858 garLoopResultBuilder]: For program point write_regFINAL(lines 3063 3069) no Hoare annotation was computed. [2021-12-28 03:48:21,697 INFO L861 garLoopResultBuilder]: At program point L4573(lines 4572 4574) the Hoare annotation is: true [2021-12-28 03:48:21,697 INFO L861 garLoopResultBuilder]: At program point write_regENTRY(lines 3063 3069) the Hoare annotation is: true [2021-12-28 03:48:21,697 INFO L858 garLoopResultBuilder]: For program point write_regEXIT(lines 3063 3069) no Hoare annotation was computed. [2021-12-28 03:48:21,697 INFO L858 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3076 3082) no Hoare annotation was computed. [2021-12-28 03:48:21,697 INFO L861 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3076 3082) the Hoare annotation is: true [2021-12-28 03:48:21,697 INFO L858 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3076 3082) no Hoare annotation was computed. [2021-12-28 03:48:21,697 INFO L861 garLoopResultBuilder]: At program point L4581(lines 4580 4582) the Hoare annotation is: true [2021-12-28 03:48:21,697 INFO L861 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4563 4565) the Hoare annotation is: true [2021-12-28 03:48:21,698 INFO L858 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4563 4565) no Hoare annotation was computed. [2021-12-28 03:48:21,698 INFO L858 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4563 4565) no Hoare annotation was computed. [2021-12-28 03:48:21,698 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 4532 4534) the Hoare annotation is: true [2021-12-28 03:48:21,698 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 4532 4534) no Hoare annotation was computed. [2021-12-28 03:48:21,699 INFO L861 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4552 4554) the Hoare annotation is: true [2021-12-28 03:48:21,699 INFO L858 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4552 4554) no Hoare annotation was computed. [2021-12-28 03:48:21,699 INFO L858 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4552 4554) no Hoare annotation was computed. [2021-12-28 03:48:21,699 INFO L858 garLoopResultBuilder]: For program point L3425(lines 3425 3429) no Hoare annotation was computed. [2021-12-28 03:48:21,699 INFO L858 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3407 3441) no Hoare annotation was computed. [2021-12-28 03:48:21,700 INFO L858 garLoopResultBuilder]: For program point L3419-1(line 3419) no Hoare annotation was computed. [2021-12-28 03:48:21,700 INFO L861 garLoopResultBuilder]: At program point L3419(line 3419) the Hoare annotation is: true [2021-12-28 03:48:21,700 INFO L858 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2021-12-28 03:48:21,700 INFO L861 garLoopResultBuilder]: At program point L3413-1(lines 3413 3438) the Hoare annotation is: true [2021-12-28 03:48:21,700 INFO L858 garLoopResultBuilder]: For program point L3413(lines 3413 3438) no Hoare annotation was computed. [2021-12-28 03:48:21,700 INFO L861 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2021-12-28 03:48:21,700 INFO L861 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2021-12-28 03:48:21,701 INFO L858 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2021-12-28 03:48:21,702 INFO L858 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2021-12-28 03:48:21,702 INFO L861 garLoopResultBuilder]: At program point L3426(lines 3413 3431) the Hoare annotation is: true [2021-12-28 03:48:21,702 INFO L861 garLoopResultBuilder]: At program point L3424(lines 3413 3431) the Hoare annotation is: true [2021-12-28 03:48:21,702 INFO L858 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3407 3441) no Hoare annotation was computed. [2021-12-28 03:48:21,702 INFO L858 garLoopResultBuilder]: For program point L3418(lines 3418 3422) no Hoare annotation was computed. [2021-12-28 03:48:21,703 INFO L861 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3407 3441) the Hoare annotation is: true [2021-12-28 03:48:21,703 INFO L858 garLoopResultBuilder]: For program point L3433(lines 3433 3437) no Hoare annotation was computed. [2021-12-28 03:48:21,703 INFO L861 garLoopResultBuilder]: At program point L3052(line 3052) the Hoare annotation is: true [2021-12-28 03:48:21,703 INFO L858 garLoopResultBuilder]: For program point L3052-1(line 3052) no Hoare annotation was computed. [2021-12-28 03:48:21,703 INFO L858 garLoopResultBuilder]: For program point status_regEXIT(lines 3049 3055) no Hoare annotation was computed. [2021-12-28 03:48:21,703 INFO L861 garLoopResultBuilder]: At program point status_regENTRY(lines 3049 3055) the Hoare annotation is: true [2021-12-28 03:48:21,703 INFO L858 garLoopResultBuilder]: For program point status_regFINAL(lines 3049 3055) no Hoare annotation was computed. [2021-12-28 03:48:21,704 INFO L858 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2021-12-28 03:48:21,704 INFO L858 garLoopResultBuilder]: For program point L3231-1(line 3231) no Hoare annotation was computed. [2021-12-28 03:48:21,704 INFO L861 garLoopResultBuilder]: At program point L3231(line 3231) the Hoare annotation is: true [2021-12-28 03:48:21,705 INFO L861 garLoopResultBuilder]: At program point L3240(line 3240) the Hoare annotation is: true [2021-12-28 03:48:21,705 INFO L858 garLoopResultBuilder]: For program point L3207-1(line 3207) no Hoare annotation was computed. [2021-12-28 03:48:21,705 INFO L861 garLoopResultBuilder]: At program point L3207(line 3207) the Hoare annotation is: true [2021-12-28 03:48:21,705 INFO L858 garLoopResultBuilder]: For program point L3240-1(line 3240) no Hoare annotation was computed. [2021-12-28 03:48:21,705 INFO L861 garLoopResultBuilder]: At program point L3232(lines 3201 3242) the Hoare annotation is: true [2021-12-28 03:48:21,705 INFO L858 garLoopResultBuilder]: For program point L3220-1(lines 3220 3228) no Hoare annotation was computed. [2021-12-28 03:48:21,705 INFO L858 garLoopResultBuilder]: For program point L3216-1(lines 3201 3242) no Hoare annotation was computed. [2021-12-28 03:48:21,705 INFO L858 garLoopResultBuilder]: For program point L3212(lines 3212 3215) no Hoare annotation was computed. [2021-12-28 03:48:21,706 INFO L858 garLoopResultBuilder]: For program point L3212-2(lines 3201 3242) no Hoare annotation was computed. [2021-12-28 03:48:21,706 INFO L861 garLoopResultBuilder]: At program point L3237(lines 3201 3242) the Hoare annotation is: true [2021-12-28 03:48:21,706 INFO L858 garLoopResultBuilder]: For program point L3233(line 3233) no Hoare annotation was computed. [2021-12-28 03:48:21,706 INFO L858 garLoopResultBuilder]: For program point L3221(lines 3221 3225) no Hoare annotation was computed. [2021-12-28 03:48:21,706 INFO L858 garLoopResultBuilder]: For program point L3221-2(lines 3221 3225) no Hoare annotation was computed. [2021-12-28 03:48:21,706 INFO L858 garLoopResultBuilder]: For program point L3213-1(line 3213) no Hoare annotation was computed. [2021-12-28 03:48:21,706 INFO L858 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3191 3243) no Hoare annotation was computed. [2021-12-28 03:48:21,707 INFO L861 garLoopResultBuilder]: At program point L3213(line 3213) the Hoare annotation is: true [2021-12-28 03:48:21,708 INFO L858 garLoopResultBuilder]: For program point L3234(lines 3234 3238) no Hoare annotation was computed. [2021-12-28 03:48:21,711 INFO L858 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3191 3243) no Hoare annotation was computed. [2021-12-28 03:48:21,711 INFO L861 garLoopResultBuilder]: At program point L4560(lines 4559 4561) the Hoare annotation is: true [2021-12-28 03:48:21,711 INFO L861 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3191 3243) the Hoare annotation is: true [2021-12-28 03:48:21,711 INFO L861 garLoopResultBuilder]: At program point L3210(line 3210) the Hoare annotation is: true [2021-12-28 03:48:21,711 INFO L858 garLoopResultBuilder]: For program point L3210-1(line 3210) no Hoare annotation was computed. [2021-12-28 03:48:21,711 INFO L858 garLoopResultBuilder]: For program point L3206(line 3206) no Hoare annotation was computed. [2021-12-28 03:48:21,711 INFO L861 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: true [2021-12-28 03:48:21,712 INFO L861 garLoopResultBuilder]: At program point L3235(lines 3201 3242) the Hoare annotation is: true [2021-12-28 03:48:21,712 INFO L854 garLoopResultBuilder]: At program point ldv_unregister_chrdev_11ENTRY(lines 4032 4039) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2021-12-28 03:48:21,712 INFO L854 garLoopResultBuilder]: At program point L4513(lines 4512 4514) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2021-12-28 03:48:21,712 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11EXIT(lines 4032 4039) no Hoare annotation was computed. [2021-12-28 03:48:21,712 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11FINAL(lines 4032 4039) no Hoare annotation was computed. [2021-12-28 03:48:21,712 INFO L854 garLoopResultBuilder]: At program point L2903(lines 2899 2905) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2021-12-28 03:48:21,712 INFO L858 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3070 3075) no Hoare annotation was computed. [2021-12-28 03:48:21,712 INFO L858 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3070 3075) no Hoare annotation was computed. [2021-12-28 03:48:21,712 INFO L861 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3070 3075) the Hoare annotation is: true [2021-12-28 03:48:21,712 INFO L861 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 4542 4544) the Hoare annotation is: true [2021-12-28 03:48:21,712 INFO L858 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 4542 4544) no Hoare annotation was computed. [2021-12-28 03:48:21,712 INFO L858 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 4542 4544) no Hoare annotation was computed. [2021-12-28 03:48:21,712 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 2983 2990) no Hoare annotation was computed. [2021-12-28 03:48:21,712 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 2983 2990) the Hoare annotation is: true [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 2983 2990) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L861 garLoopResultBuilder]: At program point L2986(line 2986) the Hoare annotation is: true [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point L2986-1(line 2986) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L861 garLoopResultBuilder]: At program point L4521(lines 4520 4522) the Hoare annotation is: true [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point L3105(line 3105) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3083 3137) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point L3099(lines 3099 3103) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point L3118(lines 3118 3122) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L861 garLoopResultBuilder]: At program point L3116(line 3116) the Hoare annotation is: true [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point L3118-2(lines 3118 3122) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L861 garLoopResultBuilder]: At program point L3114(line 3114) the Hoare annotation is: true [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point L3116-1(line 3116) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point L3114-1(line 3114) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L861 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3083 3137) the Hoare annotation is: true [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point L3106(lines 3106 3110) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L858 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3083 3137) no Hoare annotation was computed. [2021-12-28 03:48:21,713 INFO L861 garLoopResultBuilder]: At program point L3102(line 3102) the Hoare annotation is: true [2021-12-28 03:48:21,714 INFO L861 garLoopResultBuilder]: At program point L4506(lines 4505 4507) the Hoare annotation is: true [2021-12-28 03:48:21,714 INFO L861 garLoopResultBuilder]: At program point L3102-1(lines 3092 3136) the Hoare annotation is: true [2021-12-28 03:48:21,714 INFO L858 garLoopResultBuilder]: For program point L3127-1(lines 3127 3130) no Hoare annotation was computed. [2021-12-28 03:48:21,714 INFO L858 garLoopResultBuilder]: For program point L3117(lines 3117 3126) no Hoare annotation was computed. [2021-12-28 03:48:21,714 INFO L858 garLoopResultBuilder]: For program point L3115-1(line 3115) no Hoare annotation was computed. [2021-12-28 03:48:21,714 INFO L861 garLoopResultBuilder]: At program point L3115(line 3115) the Hoare annotation is: true [2021-12-28 03:48:21,714 INFO L858 garLoopResultBuilder]: For program point L3117-2(lines 3113 3133) no Hoare annotation was computed. [2021-12-28 03:48:21,714 INFO L858 garLoopResultBuilder]: For program point L3113(lines 3113 3134) no Hoare annotation was computed. [2021-12-28 03:48:21,714 INFO L861 garLoopResultBuilder]: At program point L3109(lines 3092 3136) the Hoare annotation is: true [2021-12-28 03:48:21,714 INFO L861 garLoopResultBuilder]: At program point L3107(lines 3092 3136) the Hoare annotation is: true [2021-12-28 03:48:21,714 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 4041 4046) no Hoare annotation was computed. [2021-12-28 03:48:21,714 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4041 4046) the Hoare annotation is: true [2021-12-28 03:48:21,714 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4044) no Hoare annotation was computed. [2021-12-28 03:48:21,714 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4041 4046) no Hoare annotation was computed. [2021-12-28 03:48:21,714 INFO L861 garLoopResultBuilder]: At program point L3582(line 3582) the Hoare annotation is: true [2021-12-28 03:48:21,715 INFO L858 garLoopResultBuilder]: For program point L3582-1(line 3582) no Hoare annotation was computed. [2021-12-28 03:48:21,715 INFO L858 garLoopResultBuilder]: For program point L3578(lines 3578 3581) no Hoare annotation was computed. [2021-12-28 03:48:21,715 INFO L858 garLoopResultBuilder]: For program point L3574(lines 3574 3577) no Hoare annotation was computed. [2021-12-28 03:48:21,715 INFO L858 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3563 3636) no Hoare annotation was computed. [2021-12-28 03:48:21,715 INFO L858 garLoopResultBuilder]: For program point L3599(lines 3599 3611) no Hoare annotation was computed. [2021-12-28 03:48:21,715 INFO L861 garLoopResultBuilder]: At program point L3628(lines 3628 3629) the Hoare annotation is: true [2021-12-28 03:48:21,715 INFO L858 garLoopResultBuilder]: For program point L3595(lines 3595 3598) no Hoare annotation was computed. [2021-12-28 03:48:21,715 INFO L858 garLoopResultBuilder]: For program point L3628-1(lines 3628 3629) no Hoare annotation was computed. [2021-12-28 03:48:21,715 INFO L858 garLoopResultBuilder]: For program point L3591(lines 3591 3594) no Hoare annotation was computed. [2021-12-28 03:48:21,715 INFO L858 garLoopResultBuilder]: For program point L3620(lines 3620 3623) no Hoare annotation was computed. [2021-12-28 03:48:21,716 INFO L858 garLoopResultBuilder]: For program point L3587(lines 3587 3590) no Hoare annotation was computed. [2021-12-28 03:48:21,716 INFO L858 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3563 3636) no Hoare annotation was computed. [2021-12-28 03:48:21,716 INFO L858 garLoopResultBuilder]: For program point L3583(lines 3583 3586) no Hoare annotation was computed. [2021-12-28 03:48:21,716 INFO L858 garLoopResultBuilder]: For program point L3612(lines 3612 3615) no Hoare annotation was computed. [2021-12-28 03:48:21,716 INFO L861 garLoopResultBuilder]: At program point L3604(line 3604) the Hoare annotation is: true [2021-12-28 03:48:21,716 INFO L861 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3563 3636) the Hoare annotation is: true [2021-12-28 03:48:21,716 INFO L858 garLoopResultBuilder]: For program point L3604-1(line 3604) no Hoare annotation was computed. [2021-12-28 03:48:21,717 INFO L858 garLoopResultBuilder]: For program point L3600(lines 3600 3603) no Hoare annotation was computed. [2021-12-28 03:48:21,717 INFO L858 garLoopResultBuilder]: For program point L3605(lines 3605 3608) no Hoare annotation was computed. [2021-12-28 03:48:21,717 INFO L858 garLoopResultBuilder]: For program point L3630(lines 3630 3633) no Hoare annotation was computed. [2021-12-28 03:48:21,717 INFO L861 garLoopResultBuilder]: At program point L3618(line 3618) the Hoare annotation is: true [2021-12-28 03:48:21,717 INFO L858 garLoopResultBuilder]: For program point L3618-1(line 3618) no Hoare annotation was computed. [2021-12-28 03:48:21,717 INFO L858 garLoopResultBuilder]: For program point L3619(lines 3619 3626) no Hoare annotation was computed. [2021-12-28 03:48:21,717 INFO L861 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4549 4551) the Hoare annotation is: true [2021-12-28 03:48:21,717 INFO L858 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4549 4551) no Hoare annotation was computed. [2021-12-28 03:48:21,718 INFO L858 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4549 4551) no Hoare annotation was computed. [2021-12-28 03:48:21,718 INFO L858 garLoopResultBuilder]: For program point L3161-1(line 3161) no Hoare annotation was computed. [2021-12-28 03:48:21,718 INFO L861 garLoopResultBuilder]: At program point L3161(line 3161) the Hoare annotation is: true [2021-12-28 03:48:21,718 INFO L858 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3138 3190) no Hoare annotation was computed. [2021-12-28 03:48:21,718 INFO L858 garLoopResultBuilder]: For program point L3157(lines 3157 3160) no Hoare annotation was computed. [2021-12-28 03:48:21,718 INFO L861 garLoopResultBuilder]: At program point L3153-1(line 3153) the Hoare annotation is: true [2021-12-28 03:48:21,718 INFO L861 garLoopResultBuilder]: At program point L3153(line 3153) the Hoare annotation is: true [2021-12-28 03:48:21,719 INFO L858 garLoopResultBuilder]: For program point L3149(lines 3149 3152) no Hoare annotation was computed. [2021-12-28 03:48:21,719 INFO L858 garLoopResultBuilder]: For program point L3145-1(line 3145) no Hoare annotation was computed. [2021-12-28 03:48:21,719 INFO L861 garLoopResultBuilder]: At program point L3145(line 3145) the Hoare annotation is: true [2021-12-28 03:48:21,719 INFO L858 garLoopResultBuilder]: For program point L3162(lines 3162 3166) no Hoare annotation was computed. [2021-12-28 03:48:21,719 INFO L861 garLoopResultBuilder]: At program point L3154(line 3154) the Hoare annotation is: true [2021-12-28 03:48:21,719 INFO L858 garLoopResultBuilder]: For program point L3187-1(line 3187) no Hoare annotation was computed. [2021-12-28 03:48:21,719 INFO L861 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2021-12-28 03:48:21,720 INFO L861 garLoopResultBuilder]: At program point L3146(line 3146) the Hoare annotation is: true [2021-12-28 03:48:21,720 INFO L861 garLoopResultBuilder]: At program point L3179(lines 3168 3183) the Hoare annotation is: true [2021-12-28 03:48:21,720 INFO L858 garLoopResultBuilder]: For program point L3146-1(line 3146) no Hoare annotation was computed. [2021-12-28 03:48:21,720 INFO L861 garLoopResultBuilder]: At program point L3175(lines 3168 3183) the Hoare annotation is: true [2021-12-28 03:48:21,720 INFO L858 garLoopResultBuilder]: For program point L3167-1(line 3167) no Hoare annotation was computed. [2021-12-28 03:48:21,720 INFO L861 garLoopResultBuilder]: At program point L3167(line 3167) the Hoare annotation is: true [2021-12-28 03:48:21,720 INFO L861 garLoopResultBuilder]: At program point L3155(line 3155) the Hoare annotation is: true [2021-12-28 03:48:21,721 INFO L861 garLoopResultBuilder]: At program point L3147-1(line 3147) the Hoare annotation is: true [2021-12-28 03:48:21,721 INFO L861 garLoopResultBuilder]: At program point L3147(line 3147) the Hoare annotation is: true [2021-12-28 03:48:21,721 INFO L858 garLoopResultBuilder]: For program point L3168(lines 3168 3184) no Hoare annotation was computed. [2021-12-28 03:48:21,721 INFO L858 garLoopResultBuilder]: For program point L3168-2(lines 3168 3184) no Hoare annotation was computed. [2021-12-28 03:48:21,721 INFO L861 garLoopResultBuilder]: At program point L3164(lines 3144 3189) the Hoare annotation is: true [2021-12-28 03:48:21,721 INFO L858 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3138 3190) no Hoare annotation was computed. [2021-12-28 03:48:21,721 INFO L858 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2021-12-28 03:48:21,721 INFO L858 garLoopResultBuilder]: For program point L3148(line 3148) no Hoare annotation was computed. [2021-12-28 03:48:21,722 INFO L861 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3138 3190) the Hoare annotation is: true [2021-12-28 03:48:21,722 INFO L861 garLoopResultBuilder]: At program point L3177(lines 3168 3183) the Hoare annotation is: true [2021-12-28 03:48:21,722 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 4048 4053) no Hoare annotation was computed. [2021-12-28 03:48:21,722 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4048 4053) the Hoare annotation is: true [2021-12-28 03:48:21,722 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4048 4053) no Hoare annotation was computed. [2021-12-28 03:48:21,722 INFO L861 garLoopResultBuilder]: At program point clear_bitENTRY(lines 2805 2811) the Hoare annotation is: true [2021-12-28 03:48:21,722 INFO L858 garLoopResultBuilder]: For program point clear_bitFINAL(lines 2805 2811) no Hoare annotation was computed. [2021-12-28 03:48:21,722 INFO L858 garLoopResultBuilder]: For program point clear_bitEXIT(lines 2805 2811) no Hoare annotation was computed. [2021-12-28 03:48:21,723 INFO L858 garLoopResultBuilder]: For program point read_regFINAL(lines 3056 3062) no Hoare annotation was computed. [2021-12-28 03:48:21,723 INFO L858 garLoopResultBuilder]: For program point read_regEXIT(lines 3056 3062) no Hoare annotation was computed. [2021-12-28 03:48:21,723 INFO L861 garLoopResultBuilder]: At program point read_regENTRY(lines 3056 3062) the Hoare annotation is: true [2021-12-28 03:48:21,723 INFO L858 garLoopResultBuilder]: For program point L3059-1(line 3059) no Hoare annotation was computed. [2021-12-28 03:48:21,723 INFO L861 garLoopResultBuilder]: At program point L3059(line 3059) the Hoare annotation is: true [2021-12-28 03:48:21,723 INFO L858 garLoopResultBuilder]: For program point L3264(line 3264) no Hoare annotation was computed. [2021-12-28 03:48:21,723 INFO L861 garLoopResultBuilder]: At program point L3260(line 3260) the Hoare annotation is: true [2021-12-28 03:48:21,724 INFO L861 garLoopResultBuilder]: At program point L3322(line 3322) the Hoare annotation is: true [2021-12-28 03:48:21,724 INFO L858 garLoopResultBuilder]: For program point L3260-1(line 3260) no Hoare annotation was computed. [2021-12-28 03:48:21,724 INFO L858 garLoopResultBuilder]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2021-12-28 03:48:21,724 INFO L861 garLoopResultBuilder]: At program point L3310(lines 3301 3320) the Hoare annotation is: true [2021-12-28 03:48:21,724 INFO L858 garLoopResultBuilder]: For program point L3273-1(line 3273) no Hoare annotation was computed. [2021-12-28 03:48:21,724 INFO L861 garLoopResultBuilder]: At program point L3273(line 3273) the Hoare annotation is: true [2021-12-28 03:48:21,724 INFO L858 garLoopResultBuilder]: For program point L3261-1(line 3261) no Hoare annotation was computed. [2021-12-28 03:48:21,725 INFO L861 garLoopResultBuilder]: At program point L3261(line 3261) the Hoare annotation is: true [2021-12-28 03:48:21,725 INFO L861 garLoopResultBuilder]: At program point L3290(lines 3254 3324) the Hoare annotation is: true [2021-12-28 03:48:21,725 INFO L858 garLoopResultBuilder]: For program point L3286(line 3286) no Hoare annotation was computed. [2021-12-28 03:48:21,725 INFO L858 garLoopResultBuilder]: For program point L3315-1(lines 3315 3318) no Hoare annotation was computed. [2021-12-28 03:48:21,725 INFO L858 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3244 3325) no Hoare annotation was computed. [2021-12-28 03:48:21,725 INFO L858 garLoopResultBuilder]: For program point L3274(lines 3274 3278) no Hoare annotation was computed. [2021-12-28 03:48:21,725 INFO L861 garLoopResultBuilder]: At program point L3262(line 3262) the Hoare annotation is: true [2021-12-28 03:48:21,725 INFO L861 garLoopResultBuilder]: At program point L3262-1(line 3262) the Hoare annotation is: true [2021-12-28 03:48:21,726 INFO L861 garLoopResultBuilder]: At program point L3312(lines 3301 3320) the Hoare annotation is: true [2021-12-28 03:48:21,726 INFO L861 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3244 3325) the Hoare annotation is: true [2021-12-28 03:48:21,726 INFO L861 garLoopResultBuilder]: At program point L3308(lines 3301 3320) the Hoare annotation is: true [2021-12-28 03:48:21,726 INFO L861 garLoopResultBuilder]: At program point L3275(lines 3254 3324) the Hoare annotation is: true [2021-12-28 03:48:21,726 INFO L858 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3244 3325) no Hoare annotation was computed. [2021-12-28 03:48:21,726 INFO L858 garLoopResultBuilder]: For program point L3296(lines 3296 3300) no Hoare annotation was computed. [2021-12-28 03:48:21,726 INFO L858 garLoopResultBuilder]: For program point L3296-2(lines 3254 3324) no Hoare annotation was computed. [2021-12-28 03:48:21,727 INFO L861 garLoopResultBuilder]: At program point L3263(line 3263) the Hoare annotation is: true [2021-12-28 03:48:21,727 INFO L861 garLoopResultBuilder]: At program point L3292(lines 3254 3324) the Hoare annotation is: true [2021-12-28 03:48:21,727 INFO L861 garLoopResultBuilder]: At program point L3288(lines 3254 3324) the Hoare annotation is: true [2021-12-28 03:48:21,727 INFO L861 garLoopResultBuilder]: At program point L3280(lines 3254 3324) the Hoare annotation is: true [2021-12-28 03:48:21,727 INFO L858 garLoopResultBuilder]: For program point L3272(lines 3272 3281) no Hoare annotation was computed. [2021-12-28 03:48:21,727 INFO L861 garLoopResultBuilder]: At program point L3268(lines 3254 3324) the Hoare annotation is: true [2021-12-28 03:48:21,727 INFO L858 garLoopResultBuilder]: For program point L3301-1(lines 3301 3321) no Hoare annotation was computed. [2021-12-28 03:48:21,728 INFO L858 garLoopResultBuilder]: For program point L2913(lines 2913 2915) no Hoare annotation was computed. [2021-12-28 03:48:21,728 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 2921 2930) the Hoare annotation is: true [2021-12-28 03:48:21,728 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2921 2930) no Hoare annotation was computed. [2021-12-28 03:48:21,728 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 2929) no Hoare annotation was computed. [2021-12-28 03:48:21,728 INFO L861 garLoopResultBuilder]: At program point L2919(lines 2917 2920) the Hoare annotation is: true [2021-12-28 03:48:21,728 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2921 2930) no Hoare annotation was computed. [2021-12-28 03:48:21,728 INFO L858 garLoopResultBuilder]: For program point L2914(line 2914) no Hoare annotation was computed. [2021-12-28 03:48:21,728 INFO L861 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 4535 4537) the Hoare annotation is: true [2021-12-28 03:48:21,729 INFO L858 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 4535 4537) no Hoare annotation was computed. [2021-12-28 03:48:21,729 INFO L858 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 4535 4537) no Hoare annotation was computed. [2021-12-28 03:48:21,729 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4516 4518) no Hoare annotation was computed. [2021-12-28 03:48:21,729 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4516 4518) the Hoare annotation is: true [2021-12-28 03:48:21,729 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4516 4518) no Hoare annotation was computed. [2021-12-28 03:48:21,729 INFO L854 garLoopResultBuilder]: At program point L3041(lines 3020 3047) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,729 INFO L858 garLoopResultBuilder]: For program point L3669-1(lines 3669 3677) no Hoare annotation was computed. [2021-12-28 03:48:21,730 INFO L858 garLoopResultBuilder]: For program point L3669(lines 3669 3677) no Hoare annotation was computed. [2021-12-28 03:48:21,730 INFO L858 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2021-12-28 03:48:21,730 INFO L858 garLoopResultBuilder]: For program point L4462(lines 4462 4465) no Hoare annotation was computed. [2021-12-28 03:48:21,730 INFO L858 garLoopResultBuilder]: For program point L3471(lines 3471 3474) no Hoare annotation was computed. [2021-12-28 03:48:21,730 INFO L858 garLoopResultBuilder]: For program point L3901(line 3901) no Hoare annotation was computed. [2021-12-28 03:48:21,730 INFO L854 garLoopResultBuilder]: At program point L3505(lines 3442 3507) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,731 INFO L854 garLoopResultBuilder]: At program point L3043(lines 3016 3048) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,731 INFO L858 garLoopResultBuilder]: For program point L3902(lines 3902 3933) no Hoare annotation was computed. [2021-12-28 03:48:21,731 INFO L858 garLoopResultBuilder]: For program point L3935(line 3935) no Hoare annotation was computed. [2021-12-28 03:48:21,731 INFO L858 garLoopResultBuilder]: For program point L3869(line 3869) no Hoare annotation was computed. [2021-12-28 03:48:21,731 INFO L858 garLoopResultBuilder]: For program point L3803(lines 3803 3806) no Hoare annotation was computed. [2021-12-28 03:48:21,731 INFO L858 garLoopResultBuilder]: For program point L3803-2(lines 3803 3806) no Hoare annotation was computed. [2021-12-28 03:48:21,731 INFO L854 garLoopResultBuilder]: At program point L4530(lines 4529 4531) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,732 INFO L858 garLoopResultBuilder]: For program point L4464-1(lines 4462 4465) no Hoare annotation was computed. [2021-12-28 03:48:21,732 INFO L854 garLoopResultBuilder]: At program point L4497(line 4497) the Hoare annotation is: false [2021-12-28 03:48:21,732 INFO L854 garLoopResultBuilder]: At program point L4464(line 4464) the Hoare annotation is: false [2021-12-28 03:48:21,732 INFO L861 garLoopResultBuilder]: At program point L4497-1(lines 4480 4501) the Hoare annotation is: true [2021-12-28 03:48:21,732 INFO L858 garLoopResultBuilder]: For program point L3870(lines 3870 3874) no Hoare annotation was computed. [2021-12-28 03:48:21,732 INFO L854 garLoopResultBuilder]: At program point L3804(line 3804) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,732 INFO L858 garLoopResultBuilder]: For program point L3804-1(line 3804) no Hoare annotation was computed. [2021-12-28 03:48:21,733 INFO L854 garLoopResultBuilder]: At program point L3771(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_1~0 0) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,733 INFO L858 garLoopResultBuilder]: For program point L3672(lines 3672 3675) no Hoare annotation was computed. [2021-12-28 03:48:21,733 INFO L858 garLoopResultBuilder]: For program point L3540(lines 3540 3546) no Hoare annotation was computed. [2021-12-28 03:48:21,733 INFO L858 garLoopResultBuilder]: For program point L3904(lines 3904 3930) no Hoare annotation was computed. [2021-12-28 03:48:21,733 INFO L858 garLoopResultBuilder]: For program point L3541-1(line 3541) no Hoare annotation was computed. [2021-12-28 03:48:21,733 INFO L854 garLoopResultBuilder]: At program point L3541(line 3541) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,733 INFO L858 garLoopResultBuilder]: For program point L3475-1(lines 3475 3476) no Hoare annotation was computed. [2021-12-28 03:48:21,734 INFO L854 garLoopResultBuilder]: At program point L3475(lines 3475 3476) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,734 INFO L854 garLoopResultBuilder]: At program point L3938(lines 3837 3943) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,734 INFO L858 garLoopResultBuilder]: For program point L3905(line 3905) no Hoare annotation was computed. [2021-12-28 03:48:21,734 INFO L854 garLoopResultBuilder]: At program point L3773(lines 3697 3775) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_1~0 0) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,734 INFO L854 garLoopResultBuilder]: At program point L4467(lines 4459 4469) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,734 INFO L858 garLoopResultBuilder]: For program point L3906(lines 3906 3911) no Hoare annotation was computed. [2021-12-28 03:48:21,734 INFO L858 garLoopResultBuilder]: For program point L3708(lines 3708 3712) no Hoare annotation was computed. [2021-12-28 03:48:21,735 INFO L858 garLoopResultBuilder]: For program point L3477(lines 3477 3486) no Hoare annotation was computed. [2021-12-28 03:48:21,735 INFO L854 garLoopResultBuilder]: At program point L2883(lines 2880 2885) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,735 INFO L854 garLoopResultBuilder]: At program point L3808(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,735 INFO L854 garLoopResultBuilder]: At program point L2817(lines 2812 2819) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,735 INFO L854 garLoopResultBuilder]: At program point L3478(line 3478) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,735 INFO L858 garLoopResultBuilder]: For program point L3478-1(line 3478) no Hoare annotation was computed. [2021-12-28 03:48:21,736 INFO L854 garLoopResultBuilder]: At program point L4503(line 4503) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,736 INFO L858 garLoopResultBuilder]: For program point L4503-1(line 4503) no Hoare annotation was computed. [2021-12-28 03:48:21,736 INFO L858 garLoopResultBuilder]: For program point L3479(lines 3479 3484) no Hoare annotation was computed. [2021-12-28 03:48:21,736 INFO L854 garLoopResultBuilder]: At program point L4503-2(lines 4502 4504) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,736 INFO L858 garLoopResultBuilder]: For program point L4404(lines 4404 4407) no Hoare annotation was computed. [2021-12-28 03:48:21,736 INFO L861 garLoopResultBuilder]: At program point L3942(lines 3833 3944) the Hoare annotation is: true [2021-12-28 03:48:21,736 INFO L858 garLoopResultBuilder]: For program point L3876(line 3876) no Hoare annotation was computed. [2021-12-28 03:48:21,737 INFO L854 garLoopResultBuilder]: At program point L3810(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,737 INFO L854 garLoopResultBuilder]: At program point L4009-1(lines 4005 4012) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,737 INFO L854 garLoopResultBuilder]: At program point L4009(line 4009) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,737 INFO L858 garLoopResultBuilder]: For program point L3844(lines 3844 3937) no Hoare annotation was computed. [2021-12-28 03:48:21,737 INFO L858 garLoopResultBuilder]: For program point L3877(lines 3877 3881) no Hoare annotation was computed. [2021-12-28 03:48:21,737 INFO L854 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: false [2021-12-28 03:48:21,737 INFO L858 garLoopResultBuilder]: For program point L4406-1(lines 4404 4407) no Hoare annotation was computed. [2021-12-28 03:48:21,738 INFO L854 garLoopResultBuilder]: At program point L3812(lines 3776 3817) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,738 INFO L858 garLoopResultBuilder]: For program point L3845(line 3845) no Hoare annotation was computed. [2021-12-28 03:48:21,738 INFO L858 garLoopResultBuilder]: For program point L3746(lines 3746 3751) no Hoare annotation was computed. [2021-12-28 03:48:21,738 INFO L854 garLoopResultBuilder]: At program point L3680(line 3680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,738 INFO L858 garLoopResultBuilder]: For program point L3680-1(line 3680) no Hoare annotation was computed. [2021-12-28 03:48:21,738 INFO L854 garLoopResultBuilder]: At program point L3548(lines 3515 3551) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,738 INFO L858 garLoopResultBuilder]: For program point L3846(lines 3846 3899) no Hoare annotation was computed. [2021-12-28 03:48:21,738 INFO L858 garLoopResultBuilder]: For program point L3648(lines 3648 3651) no Hoare annotation was computed. [2021-12-28 03:48:21,739 INFO L858 garLoopResultBuilder]: For program point L3681(lines 3681 3684) no Hoare annotation was computed. [2021-12-28 03:48:21,739 INFO L858 garLoopResultBuilder]: For program point L3483-1(line 3483) no Hoare annotation was computed. [2021-12-28 03:48:21,739 INFO L854 garLoopResultBuilder]: At program point L3483(line 3483) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,739 INFO L858 garLoopResultBuilder]: For program point L3913(line 3913) no Hoare annotation was computed. [2021-12-28 03:48:21,739 INFO L858 garLoopResultBuilder]: For program point L3715(lines 3715 3719) no Hoare annotation was computed. [2021-12-28 03:48:21,739 INFO L854 garLoopResultBuilder]: At program point L3550(lines 3508 3552) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,739 INFO L854 garLoopResultBuilder]: At program point L4409(lines 4401 4411) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,740 INFO L858 garLoopResultBuilder]: For program point L3914(lines 3914 3926) no Hoare annotation was computed. [2021-12-28 03:48:21,740 INFO L858 garLoopResultBuilder]: For program point L3848(lines 3848 3896) no Hoare annotation was computed. [2021-12-28 03:48:21,740 INFO L854 garLoopResultBuilder]: At program point L3749(lines 3707 3774) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,740 INFO L858 garLoopResultBuilder]: For program point L3849(line 3849) no Hoare annotation was computed. [2021-12-28 03:48:21,740 INFO L854 garLoopResultBuilder]: At program point L4510(lines 4509 4511) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,740 INFO L854 garLoopResultBuilder]: At program point L4477(lines 4470 4479) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,740 INFO L858 garLoopResultBuilder]: For program point L3916(lines 3916 3919) no Hoare annotation was computed. [2021-12-28 03:48:21,741 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2021-12-28 03:48:21,741 INFO L858 garLoopResultBuilder]: For program point L3916-2(lines 3914 3925) no Hoare annotation was computed. [2021-12-28 03:48:21,741 INFO L858 garLoopResultBuilder]: For program point L3883(line 3883) no Hoare annotation was computed. [2021-12-28 03:48:21,741 INFO L858 garLoopResultBuilder]: For program point L3850-2(lines 3848 3896) no Hoare annotation was computed. [2021-12-28 03:48:21,741 INFO L858 garLoopResultBuilder]: For program point L3652(lines 3652 3655) no Hoare annotation was computed. [2021-12-28 03:48:21,741 INFO L858 garLoopResultBuilder]: For program point L3685(lines 3685 3693) no Hoare annotation was computed. [2021-12-28 03:48:21,742 INFO L858 garLoopResultBuilder]: For program point L3685-2(lines 3685 3693) no Hoare annotation was computed. [2021-12-28 03:48:21,742 INFO L854 garLoopResultBuilder]: At program point L3487(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,743 INFO L858 garLoopResultBuilder]: For program point L3884(lines 3884 3892) no Hoare annotation was computed. [2021-12-28 03:48:21,743 INFO L858 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2021-12-28 03:48:21,743 INFO L854 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,743 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2021-12-28 03:48:21,743 INFO L854 garLoopResultBuilder]: At program point L3686(lines 3686 3687) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,743 INFO L858 garLoopResultBuilder]: For program point L3785-2(lines 3785 3788) no Hoare annotation was computed. [2021-12-28 03:48:21,743 INFO L858 garLoopResultBuilder]: For program point L3686-1(lines 3686 3687) no Hoare annotation was computed. [2021-12-28 03:48:21,744 INFO L858 garLoopResultBuilder]: For program point L3521(line 3521) no Hoare annotation was computed. [2021-12-28 03:48:21,744 INFO L854 garLoopResultBuilder]: At program point L3455-1(lines 3451 3506) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,744 INFO L858 garLoopResultBuilder]: For program point L3521-2(lines 3521 3525) no Hoare annotation was computed. [2021-12-28 03:48:21,744 INFO L858 garLoopResultBuilder]: For program point L3455(lines 3455 3499) no Hoare annotation was computed. [2021-12-28 03:48:21,744 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-28 03:48:21,744 INFO L854 garLoopResultBuilder]: At program point L4017-1(lines 4013 4020) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,744 INFO L854 garLoopResultBuilder]: At program point L4017(line 4017) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,745 INFO L854 garLoopResultBuilder]: At program point L2894(lines 2889 2896) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,745 INFO L854 garLoopResultBuilder]: At program point L3456(lines 3456 3457) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-28 03:48:21,745 INFO L858 garLoopResultBuilder]: For program point L3456-1(lines 3456 3457) no Hoare annotation was computed. [2021-12-28 03:48:21,745 INFO L858 garLoopResultBuilder]: For program point L3886(lines 3886 3890) no Hoare annotation was computed. [2021-12-28 03:48:21,745 INFO L854 garLoopResultBuilder]: At program point L2829(lines 2826 2831) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,745 INFO L858 garLoopResultBuilder]: For program point L3688(lines 3688 3691) no Hoare annotation was computed. [2021-12-28 03:48:21,745 INFO L858 garLoopResultBuilder]: For program point L3721(lines 3721 3741) no Hoare annotation was computed. [2021-12-28 03:48:21,746 INFO L854 garLoopResultBuilder]: At program point L4547(lines 4546 4548) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,746 INFO L854 garLoopResultBuilder]: At program point L3490(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,746 INFO L854 garLoopResultBuilder]: At program point L3028(line 3028) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,746 INFO L858 garLoopResultBuilder]: For program point L3028-1(line 3028) no Hoare annotation was computed. [2021-12-28 03:48:21,746 INFO L858 garLoopResultBuilder]: For program point L3458(lines 3458 3497) no Hoare annotation was computed. [2021-12-28 03:48:21,746 INFO L858 garLoopResultBuilder]: For program point L3756(lines 3756 3759) no Hoare annotation was computed. [2021-12-28 03:48:21,746 INFO L858 garLoopResultBuilder]: For program point L3756-2(lines 3756 3759) no Hoare annotation was computed. [2021-12-28 03:48:21,746 INFO L858 garLoopResultBuilder]: For program point L3657-1(line 3657) no Hoare annotation was computed. [2021-12-28 03:48:21,747 INFO L854 garLoopResultBuilder]: At program point L3657(line 3657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,747 INFO L854 garLoopResultBuilder]: At program point L3492(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,747 INFO L858 garLoopResultBuilder]: For program point L4483(lines 4483 4486) no Hoare annotation was computed. [2021-12-28 03:48:21,747 INFO L858 garLoopResultBuilder]: For program point L3459-1(line 3459) no Hoare annotation was computed. [2021-12-28 03:48:21,747 INFO L854 garLoopResultBuilder]: At program point L3459(line 3459) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-28 03:48:21,747 INFO L854 garLoopResultBuilder]: At program point L3922(lines 3837 3943) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,748 INFO L854 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,748 INFO L854 garLoopResultBuilder]: At program point L3790(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,748 INFO L858 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2021-12-28 03:48:21,748 INFO L858 garLoopResultBuilder]: For program point L3658(lines 3658 3664) no Hoare annotation was computed. [2021-12-28 03:48:21,748 INFO L858 garLoopResultBuilder]: For program point L3658-2(lines 3658 3664) no Hoare annotation was computed. [2021-12-28 03:48:21,748 INFO L858 garLoopResultBuilder]: For program point L3559-1(line 3559) no Hoare annotation was computed. [2021-12-28 03:48:21,748 INFO L854 garLoopResultBuilder]: At program point L3559(line 3559) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,748 INFO L858 garLoopResultBuilder]: For program point L3460(lines 3460 3465) no Hoare annotation was computed. [2021-12-28 03:48:21,749 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-28 03:48:21,749 INFO L858 garLoopResultBuilder]: For program point L3659(lines 3659 3662) no Hoare annotation was computed. [2021-12-28 03:48:21,749 INFO L854 garLoopResultBuilder]: At program point L3560(lines 3553 3562) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,749 INFO L858 garLoopResultBuilder]: For program point L3527(lines 3527 3531) no Hoare annotation was computed. [2021-12-28 03:48:21,749 INFO L854 garLoopResultBuilder]: At program point L4485(line 4485) the Hoare annotation is: false [2021-12-28 03:48:21,749 INFO L858 garLoopResultBuilder]: For program point L4485-1(lines 4482 4500) no Hoare annotation was computed. [2021-12-28 03:48:21,749 INFO L858 garLoopResultBuilder]: For program point L2933-1(line 2933) no Hoare annotation was computed. [2021-12-28 03:48:21,750 INFO L854 garLoopResultBuilder]: At program point L2933(line 2933) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,750 INFO L854 garLoopResultBuilder]: At program point L2933-2(lines 2931 2934) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,750 INFO L854 garLoopResultBuilder]: At program point L3792(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,750 INFO L858 garLoopResultBuilder]: For program point L2835-1(line 2835) no Hoare annotation was computed. [2021-12-28 03:48:21,750 INFO L854 garLoopResultBuilder]: At program point L2835(line 2835) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,750 INFO L854 garLoopResultBuilder]: At program point L3694(lines 3637 3696) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,750 INFO L858 garLoopResultBuilder]: For program point L3727(lines 3727 3730) no Hoare annotation was computed. [2021-12-28 03:48:21,751 INFO L858 garLoopResultBuilder]: For program point L3727-2(lines 3727 3730) no Hoare annotation was computed. [2021-12-28 03:48:21,751 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-28 03:48:21,751 INFO L858 garLoopResultBuilder]: For program point L3034(lines 3034 3037) no Hoare annotation was computed. [2021-12-28 03:48:21,751 INFO L858 garLoopResultBuilder]: For program point L3034-2(lines 3034 3037) no Hoare annotation was computed. [2021-12-28 03:48:21,751 INFO L854 garLoopResultBuilder]: At program point L2836(lines 2832 2838) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,751 INFO L854 garLoopResultBuilder]: At program point L3794(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,751 INFO L854 garLoopResultBuilder]: At program point L3728(line 3728) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,752 INFO L854 garLoopResultBuilder]: At program point L3761(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,752 INFO L858 garLoopResultBuilder]: For program point L3728-1(line 3728) no Hoare annotation was computed. [2021-12-28 03:48:21,752 INFO L858 garLoopResultBuilder]: For program point L4587(lines 4587 4589) no Hoare annotation was computed. [2021-12-28 03:48:21,752 INFO L854 garLoopResultBuilder]: At program point L3464(line 3464) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-28 03:48:21,752 INFO L858 garLoopResultBuilder]: For program point L3464-1(line 3464) no Hoare annotation was computed. [2021-12-28 03:48:21,752 INFO L858 garLoopResultBuilder]: For program point L3894(line 3894) no Hoare annotation was computed. [2021-12-28 03:48:21,752 INFO L858 garLoopResultBuilder]: For program point L3861(line 3861) no Hoare annotation was computed. [2021-12-28 03:48:21,753 INFO L854 garLoopResultBuilder]: At program point L4489(line 4489) the Hoare annotation is: false [2021-12-28 03:48:21,753 INFO L858 garLoopResultBuilder]: For program point L4489-1(lines 4482 4500) no Hoare annotation was computed. [2021-12-28 03:48:21,753 INFO L858 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2021-12-28 03:48:21,753 INFO L858 garLoopResultBuilder]: For program point L3862(lines 3862 3867) no Hoare annotation was computed. [2021-12-28 03:48:21,753 INFO L854 garLoopResultBuilder]: At program point L3763(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,753 INFO L858 garLoopResultBuilder]: For program point L3532(lines 3532 3536) no Hoare annotation was computed. [2021-12-28 03:48:21,753 INFO L854 garLoopResultBuilder]: At program point L3532-2(lines 3532 3536) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,753 INFO L858 garLoopResultBuilder]: For program point L3533-1(line 3533) no Hoare annotation was computed. [2021-12-28 03:48:21,755 INFO L854 garLoopResultBuilder]: At program point L3533(line 3533) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,755 INFO L854 garLoopResultBuilder]: At program point L4524(lines 4523 4525) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,755 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-28 03:48:21,755 INFO L854 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,755 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-12-28 03:48:21,756 INFO L854 garLoopResultBuilder]: At program point L4029(lines 4021 4031) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,756 INFO L854 garLoopResultBuilder]: At program point L3798(line 3798) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,756 INFO L854 garLoopResultBuilder]: At program point L3732(lines 3721 3740) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,756 INFO L858 garLoopResultBuilder]: For program point L3798-1(line 3798) no Hoare annotation was computed. [2021-12-28 03:48:21,756 INFO L854 garLoopResultBuilder]: At program point L3765(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,756 INFO L854 garLoopResultBuilder]: At program point L3039(lines 3020 3047) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2021-12-28 03:48:21,756 INFO L854 garLoopResultBuilder]: At program point L2940(lines 2936 2942) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2021-12-28 03:48:21,757 INFO L854 garLoopResultBuilder]: At program point L4493(line 4493) the Hoare annotation is: false [2021-12-28 03:48:21,757 INFO L858 garLoopResultBuilder]: For program point L4493-1(lines 4482 4500) no Hoare annotation was computed. [2021-12-28 03:48:21,757 INFO L854 garLoopResultBuilder]: At program point L3734(lines 3721 3740) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2021-12-28 03:48:21,757 INFO L858 garLoopResultBuilder]: For program point xsFINAL(lines 3326 3364) no Hoare annotation was computed. [2021-12-28 03:48:21,757 INFO L858 garLoopResultBuilder]: For program point L3357-1(lines 3357 3360) no Hoare annotation was computed. [2021-12-28 03:48:21,757 INFO L861 garLoopResultBuilder]: At program point L3354(lines 3333 3363) the Hoare annotation is: true [2021-12-28 03:48:21,757 INFO L858 garLoopResultBuilder]: For program point xsEXIT(lines 3326 3364) no Hoare annotation was computed. [2021-12-28 03:48:21,758 INFO L861 garLoopResultBuilder]: At program point L3352(lines 3333 3363) the Hoare annotation is: true [2021-12-28 03:48:21,758 INFO L861 garLoopResultBuilder]: At program point xsENTRY(lines 3326 3364) the Hoare annotation is: true [2021-12-28 03:48:21,758 INFO L861 garLoopResultBuilder]: At program point L3350(lines 3333 3363) the Hoare annotation is: true [2021-12-28 03:48:21,758 INFO L858 garLoopResultBuilder]: For program point L3341(lines 3341 3348) no Hoare annotation was computed. [2021-12-28 03:48:21,758 INFO L858 garLoopResultBuilder]: For program point L3341-2(lines 3341 3348) no Hoare annotation was computed. [2021-12-28 03:48:21,758 INFO L861 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2021-12-28 03:48:21,758 INFO L858 garLoopResultBuilder]: For program point L3393(lines 3393 3396) no Hoare annotation was computed. [2021-12-28 03:48:21,759 INFO L858 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2021-12-28 03:48:21,759 INFO L858 garLoopResultBuilder]: For program point L3388(lines 3388 3391) no Hoare annotation was computed. [2021-12-28 03:48:21,759 INFO L858 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2021-12-28 03:48:21,759 INFO L861 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: true [2021-12-28 03:48:21,759 INFO L858 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3365 3406) no Hoare annotation was computed. [2021-12-28 03:48:21,759 INFO L861 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3365 3406) the Hoare annotation is: true [2021-12-28 03:48:21,759 INFO L861 garLoopResultBuilder]: At program point L3398(line 3398) the Hoare annotation is: true [2021-12-28 03:48:21,759 INFO L858 garLoopResultBuilder]: For program point L3399(line 3399) no Hoare annotation was computed. [2021-12-28 03:48:21,760 INFO L858 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3365 3406) no Hoare annotation was computed. [2021-12-28 03:48:21,760 INFO L858 garLoopResultBuilder]: For program point L3397(lines 3397 3403) no Hoare annotation was computed. [2021-12-28 03:48:21,760 INFO L861 garLoopResultBuilder]: At program point L3398-1(line 3398) the Hoare annotation is: true [2021-12-28 03:48:21,760 INFO L858 garLoopResultBuilder]: For program point L3397-2(lines 3397 3403) no Hoare annotation was computed. [2021-12-28 03:48:21,760 INFO L858 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4569 4571) no Hoare annotation was computed. [2021-12-28 03:48:21,760 INFO L861 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4569 4571) the Hoare annotation is: true [2021-12-28 03:48:21,760 INFO L858 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4569 4571) no Hoare annotation was computed. [2021-12-28 03:48:21,766 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:48:21,768 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-28 03:48:21,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.12 03:48:21 BoogieIcfgContainer [2021-12-28 03:48:21,802 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-28 03:48:21,802 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-28 03:48:21,802 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-28 03:48:21,803 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-28 03:48:21,803 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:48:06" (3/4) ... [2021-12-28 03:48:21,806 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2021-12-28 03:48:21,816 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_11 [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-28 03:48:21,817 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2021-12-28 03:48:21,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-12-28 03:48:21,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2021-12-28 03:48:21,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2021-12-28 03:48:21,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2021-12-28 03:48:21,840 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 222 nodes and edges [2021-12-28 03:48:21,842 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2021-12-28 03:48:21,844 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-12-28 03:48:21,846 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-28 03:48:21,847 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-28 03:48:21,849 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-28 03:48:21,851 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-28 03:48:21,884 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) [2021-12-28 03:48:21,885 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) [2021-12-28 03:48:21,991 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-28 03:48:21,992 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-28 03:48:21,992 INFO L158 Benchmark]: Toolchain (without parser) took 18522.06ms. Allocated memory was 56.6MB in the beginning and 243.3MB in the end (delta: 186.6MB). Free memory was 29.9MB in the beginning and 74.7MB in the end (delta: -44.8MB). Peak memory consumption was 144.9MB. Max. memory is 16.1GB. [2021-12-28 03:48:21,993 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 56.6MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 03:48:21,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1087.86ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 29.7MB in the beginning and 34.4MB in the end (delta: -4.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2021-12-28 03:48:21,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.76ms. Allocated memory is still 69.2MB. Free memory was 34.4MB in the beginning and 26.6MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-28 03:48:21,994 INFO L158 Benchmark]: Boogie Preprocessor took 174.72ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 26.6MB in the beginning and 56.0MB in the end (delta: -29.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2021-12-28 03:48:21,994 INFO L158 Benchmark]: RCFGBuilder took 1806.76ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 56.0MB in the beginning and 83.9MB in the end (delta: -27.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2021-12-28 03:48:21,995 INFO L158 Benchmark]: TraceAbstraction took 15127.78ms. Allocated memory was 134.2MB in the beginning and 243.3MB in the end (delta: 109.1MB). Free memory was 82.9MB in the beginning and 109.3MB in the end (delta: -26.4MB). Peak memory consumption was 145.5MB. Max. memory is 16.1GB. [2021-12-28 03:48:21,995 INFO L158 Benchmark]: Witness Printer took 189.44ms. Allocated memory is still 243.3MB. Free memory was 109.3MB in the beginning and 74.7MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-12-28 03:48:22,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 56.6MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1087.86ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 29.7MB in the beginning and 34.4MB in the end (delta: -4.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.76ms. Allocated memory is still 69.2MB. Free memory was 34.4MB in the beginning and 26.6MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 174.72ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 26.6MB in the beginning and 56.0MB in the end (delta: -29.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1806.76ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 56.0MB in the beginning and 83.9MB in the end (delta: -27.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * TraceAbstraction took 15127.78ms. Allocated memory was 134.2MB in the beginning and 243.3MB in the end (delta: 109.1MB). Free memory was 82.9MB in the beginning and 109.3MB in the end (delta: -26.4MB). Peak memory consumption was 145.5MB. Max. memory is 16.1GB. * Witness Printer took 189.44ms. Allocated memory is still 243.3MB. Free memory was 109.3MB in the beginning and 74.7MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. 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: 4044]: 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 31 procedures, 454 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.0s, OverallIterations: 13, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5749 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5649 mSDsluCounter, 13276 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4139 mSDsCounter, 276 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 605 IncrementalHoareTripleChecker+Invalid, 881 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 276 mSolverCounterUnsat, 9137 mSDtfsCounter, 605 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 430 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1902occurred in iteration=12, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 13 MinimizatonAttempts, 767 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 191 LocationsWithAnnotation, 6399 PreInvPairs, 6593 NumberOfFragments, 2240 HoareAnnotationTreeSize, 6399 FomulaSimplifications, 812 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 191 FomulaSimplificationsInter, 40204 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 817 NumberOfCodeBlocks, 817 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 795 ConstructedInterpolants, 0 QuantifiedInterpolants, 1267 SizeOfPredicates, 0 NumberOfNonLiveVariables, 8112 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 22 InterpolantComputations, 13 PerfectInterpolantSequences, 19/28 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: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4505]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2880]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4013]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2812]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4401]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 4580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4523]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4459]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4512]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) - InvariantResult [Line: 4559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2936]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 2832]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4529]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4005]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 4021]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3515]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 2826]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 2899]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) - InvariantResult [Line: 3553]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4480]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3697]: Loop Invariant Derived loop invariant: ((((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3776]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4546]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3508]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2931]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3016]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4509]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: ((((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4470]: Loop Invariant Derived loop invariant: ((((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3637]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3442]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-28 03:48:22,074 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