./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.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 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 10:20:52,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 10:20:52,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 10:20:52,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 10:20:52,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 10:20:52,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 10:20:52,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 10:20:52,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 10:20:52,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 10:20:52,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 10:20:52,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 10:20:52,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 10:20:52,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 10:20:52,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 10:20:52,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 10:20:52,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 10:20:52,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 10:20:52,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 10:20:52,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 10:20:52,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 10:20:52,623 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 10:20:52,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 10:20:52,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 10:20:52,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 10:20:52,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 10:20:52,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 10:20:52,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 10:20:52,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 10:20:52,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 10:20:52,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 10:20:52,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 10:20:52,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 10:20:52,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 10:20:52,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 10:20:52,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 10:20:52,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 10:20:52,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 10:20:52,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 10:20:52,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 10:20:52,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 10:20:52,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 10:20:52,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 10:20:52,635 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 10:20:52,649 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 10:20:52,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 10:20:52,650 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 10:20:52,650 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 10:20:52,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 10:20:52,651 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 10:20:52,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 10:20:52,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 10:20:52,651 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 10:20:52,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 10:20:52,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 10:20:52,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 10:20:52,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 10:20:52,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 10:20:52,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 10:20:52,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 10:20:52,653 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 10:20:52,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 10:20:52,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 10:20:52,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 10:20:52,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 10:20:52,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:20:52,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 10:20:52,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 10:20:52,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 10:20:52,654 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 10:20:52,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 10:20:52,655 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 10:20:52,655 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 10:20:52,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 10:20:52,655 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2022-07-21 10:20:52,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 10:20:52,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 10:20:52,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 10:20:52,934 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 10:20:52,934 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 10:20:52,935 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2022-07-21 10:20:53,008 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c65d4a7f5/ec8ef0eb57ed4b3d81d54d26c1fd2e9a/FLAG4bf8674a5 [2022-07-21 10:20:53,527 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 10:20:53,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2022-07-21 10:20:53,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c65d4a7f5/ec8ef0eb57ed4b3d81d54d26c1fd2e9a/FLAG4bf8674a5 [2022-07-21 10:20:53,762 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c65d4a7f5/ec8ef0eb57ed4b3d81d54d26c1fd2e9a [2022-07-21 10:20:53,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 10:20:53,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 10:20:53,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 10:20:53,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 10:20:53,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 10:20:53,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:20:53" (1/1) ... [2022-07-21 10:20:53,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408ccab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:53, skipping insertion in model container [2022-07-21 10:20:53,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:20:53" (1/1) ... [2022-07-21 10:20:53,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 10:20:53,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 10:20:54,649 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-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2022-07-21 10:20:54,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:20:54,721 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 10:20:54,884 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-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2022-07-21 10:20:54,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:20:54,960 INFO L208 MainTranslator]: Completed translation [2022-07-21 10:20:54,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54 WrapperNode [2022-07-21 10:20:54,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 10:20:54,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 10:20:54,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 10:20:54,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 10:20:54,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (1/1) ... [2022-07-21 10:20:55,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (1/1) ... [2022-07-21 10:20:55,172 INFO L137 Inliner]: procedures = 101, calls = 3228, calls flagged for inlining = 40, calls inlined = 39, statements flattened = 4367 [2022-07-21 10:20:55,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 10:20:55,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 10:20:55,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 10:20:55,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 10:20:55,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (1/1) ... [2022-07-21 10:20:55,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (1/1) ... [2022-07-21 10:20:55,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (1/1) ... [2022-07-21 10:20:55,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (1/1) ... [2022-07-21 10:20:55,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (1/1) ... [2022-07-21 10:20:55,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (1/1) ... [2022-07-21 10:20:55,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (1/1) ... [2022-07-21 10:20:55,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 10:20:55,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 10:20:55,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 10:20:55,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 10:20:55,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (1/1) ... [2022-07-21 10:20:55,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:20:55,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:20:55,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 10:20:55,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 10:20:55,557 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2022-07-21 10:20:55,557 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2022-07-21 10:20:55,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-21 10:20:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-07-21 10:20:55,558 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-07-21 10:20:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2022-07-21 10:20:55,558 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2022-07-21 10:20:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 10:20:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 10:20:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 10:20:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2022-07-21 10:20:55,558 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2022-07-21 10:20:55,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 10:20:55,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 10:20:55,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 10:20:55,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 10:20:55,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2022-07-21 10:20:55,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2022-07-21 10:20:55,559 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-21 10:20:55,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-21 10:20:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 10:20:55,560 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 10:20:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2022-07-21 10:20:55,560 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2022-07-21 10:20:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 10:20:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2022-07-21 10:20:55,561 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2022-07-21 10:20:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2022-07-21 10:20:55,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2022-07-21 10:20:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 10:20:55,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 10:20:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 10:20:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 10:20:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2022-07-21 10:20:55,561 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2022-07-21 10:20:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-21 10:20:55,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-21 10:20:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 10:20:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 10:20:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 10:20:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2022-07-21 10:20:55,563 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2022-07-21 10:20:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 10:20:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 10:20:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-21 10:20:55,563 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-21 10:20:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2022-07-21 10:20:55,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2022-07-21 10:20:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2022-07-21 10:20:55,564 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2022-07-21 10:20:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-21 10:20:55,564 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-21 10:20:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-21 10:20:55,564 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-21 10:20:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 10:20:55,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-21 10:20:55,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-21 10:20:55,565 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2022-07-21 10:20:55,566 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2022-07-21 10:20:55,566 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-07-21 10:20:55,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-07-21 10:20:55,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-21 10:20:55,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 10:20:55,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 10:20:55,567 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2022-07-21 10:20:55,567 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2022-07-21 10:20:55,931 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 10:20:55,933 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 10:20:58,910 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 10:20:58,922 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 10:20:58,926 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-21 10:20:58,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:20:58 BoogieIcfgContainer [2022-07-21 10:20:58,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 10:20:58,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 10:20:58,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 10:20:58,933 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 10:20:58,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:20:53" (1/3) ... [2022-07-21 10:20:58,934 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d5ec89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:20:58, skipping insertion in model container [2022-07-21 10:20:58,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:20:54" (2/3) ... [2022-07-21 10:20:58,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d5ec89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:20:58, skipping insertion in model container [2022-07-21 10:20:58,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:20:58" (3/3) ... [2022-07-21 10:20:58,941 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2022-07-21 10:20:58,963 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 10:20:58,963 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 10:20:59,010 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 10:20:59,015 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@27dc6a99, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5c895393 [2022-07-21 10:20:59,015 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 10:20:59,023 INFO L276 IsEmpty]: Start isEmpty. Operand has 732 states, 553 states have (on average 1.488245931283906) internal successors, (823), 567 states have internal predecessors, (823), 152 states have call successors, (152), 25 states have call predecessors, (152), 25 states have return successors, (152), 148 states have call predecessors, (152), 152 states have call successors, (152) [2022-07-21 10:20:59,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-07-21 10:20:59,036 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:20:59,037 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:20:59,037 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:20:59,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:20:59,043 INFO L85 PathProgramCache]: Analyzing trace with hash 595835399, now seen corresponding path program 1 times [2022-07-21 10:20:59,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:20:59,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293819521] [2022-07-21 10:20:59,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:20:59,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:20:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:20:59,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-21 10:20:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:20:59,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-21 10:20:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:20:59,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-07-21 10:20:59,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 10:20:59,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293819521] [2022-07-21 10:20:59,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293819521] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:20:59,811 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:20:59,812 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 10:20:59,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490010140] [2022-07-21 10:20:59,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:20:59,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 10:20:59,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 10:20:59,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 10:20:59,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 10:20:59,845 INFO L87 Difference]: Start difference. First operand has 732 states, 553 states have (on average 1.488245931283906) internal successors, (823), 567 states have internal predecessors, (823), 152 states have call successors, (152), 25 states have call predecessors, (152), 25 states have return successors, (152), 148 states have call predecessors, (152), 152 states have call successors, (152) Second operand has 6 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-21 10:21:00,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:21:00,095 INFO L93 Difference]: Finished difference Result 1482 states and 2309 transitions. [2022-07-21 10:21:00,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 10:21:00,100 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 28 [2022-07-21 10:21:00,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:21:00,123 INFO L225 Difference]: With dead ends: 1482 [2022-07-21 10:21:00,123 INFO L226 Difference]: Without dead ends: 740 [2022-07-21 10:21:00,132 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-21 10:21:00,136 INFO L413 NwaCegarLoop]: 1083 mSDtfsCounter, 39 mSDsluCounter, 4284 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 5367 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 10:21:00,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 5367 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 10:21:00,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2022-07-21 10:21:00,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 740. [2022-07-21 10:21:00,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 740 states, 556 states have (on average 1.368705035971223) internal successors, (761), 569 states have internal predecessors, (761), 156 states have call successors, (156), 27 states have call predecessors, (156), 27 states have return successors, (156), 152 states have call predecessors, (156), 156 states have call successors, (156) [2022-07-21 10:21:00,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 1073 transitions. [2022-07-21 10:21:00,242 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 1073 transitions. Word has length 28 [2022-07-21 10:21:00,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:21:00,243 INFO L495 AbstractCegarLoop]: Abstraction has 740 states and 1073 transitions. [2022-07-21 10:21:00,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-21 10:21:00,244 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1073 transitions. [2022-07-21 10:21:00,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-07-21 10:21:00,251 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:21:00,251 INFO L195 NwaCegarLoop]: 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] [2022-07-21 10:21:00,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 10:21:00,252 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:21:00,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:21:00,253 INFO L85 PathProgramCache]: Analyzing trace with hash 431139790, now seen corresponding path program 1 times [2022-07-21 10:21:00,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 10:21:00,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559204393] [2022-07-21 10:21:00,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:21:00,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 10:21:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-21 10:21:00,710 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-21 10:21:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-21 10:21:01,059 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-21 10:21:01,059 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-21 10:21:01,061 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 10:21:01,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 10:21:01,064 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-21 10:21:01,066 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 10:21:01,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:21:01 BoogieIcfgContainer [2022-07-21 10:21:01,118 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 10:21:01,119 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 10:21:01,119 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 10:21:01,119 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 10:21:01,120 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:20:58" (3/4) ... [2022-07-21 10:21:01,121 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-07-21 10:21:01,190 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 10:21:01,190 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 10:21:01,190 INFO L158 Benchmark]: Toolchain (without parser) took 7425.63ms. Allocated memory was 67.1MB in the beginning and 390.1MB in the end (delta: 323.0MB). Free memory was 40.8MB in the beginning and 176.6MB in the end (delta: -135.8MB). Peak memory consumption was 188.2MB. Max. memory is 16.1GB. [2022-07-21 10:21:01,191 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 10:21:01,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1196.35ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 40.7MB in the beginning and 73.1MB in the end (delta: -32.4MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2022-07-21 10:21:01,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 209.57ms. Allocated memory is still 119.5MB. Free memory was 73.1MB in the beginning and 60.7MB in the end (delta: 12.3MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2022-07-21 10:21:01,191 INFO L158 Benchmark]: Boogie Preprocessor took 246.52ms. Allocated memory is still 119.5MB. Free memory was 60.7MB in the beginning and 50.5MB in the end (delta: 10.3MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2022-07-21 10:21:01,192 INFO L158 Benchmark]: RCFGBuilder took 3507.85ms. Allocated memory was 119.5MB in the beginning and 304.1MB in the end (delta: 184.5MB). Free memory was 50.5MB in the beginning and 134.9MB in the end (delta: -84.4MB). Peak memory consumption was 146.6MB. Max. memory is 16.1GB. [2022-07-21 10:21:01,192 INFO L158 Benchmark]: TraceAbstraction took 2187.51ms. Allocated memory was 304.1MB in the beginning and 390.1MB in the end (delta: 86.0MB). Free memory was 134.9MB in the beginning and 186.9MB in the end (delta: -52.0MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2022-07-21 10:21:01,192 INFO L158 Benchmark]: Witness Printer took 71.07ms. Allocated memory is still 390.1MB. Free memory was 186.9MB in the beginning and 176.6MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-21 10:21:01,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1196.35ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 40.7MB in the beginning and 73.1MB in the end (delta: -32.4MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 209.57ms. Allocated memory is still 119.5MB. Free memory was 73.1MB in the beginning and 60.7MB in the end (delta: 12.3MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 246.52ms. Allocated memory is still 119.5MB. Free memory was 60.7MB in the beginning and 50.5MB in the end (delta: 10.3MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3507.85ms. Allocated memory was 119.5MB in the beginning and 304.1MB in the end (delta: 184.5MB). Free memory was 50.5MB in the beginning and 134.9MB in the end (delta: -84.4MB). Peak memory consumption was 146.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2187.51ms. Allocated memory was 304.1MB in the beginning and 390.1MB in the end (delta: 86.0MB). Free memory was 134.9MB in the beginning and 186.9MB in the end (delta: -52.0MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * Witness Printer took 71.07ms. Allocated memory is still 390.1MB. Free memory was 186.9MB in the beginning and 176.6MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - CounterExampleResult [Line: 6170]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L2600-L2618] static struct physical_voice_info pv_map[18U] = { {0U, 2U, 0U, {0U, 3U, 8U, 11U}}, {1U, 2U, 0U, {1U, 4U, 9U, 12U}}, {2U, 2U, 0U, {2U, 5U, 10U, 13U}}, {3U, 2U, 0U, {8U, 11U, 0U, 0U}}, {4U, 2U, 0U, {9U, 12U, 0U, 0U}}, {5U, 2U, 0U, {10U, 13U, 0U, 0U}}, {6U, 2U, 0U, {16U, 19U, 0U, 0U}}, {7U, 2U, 0U, {17U, 20U, 0U, 0U}}, {8U, 2U, 0U, {18U, 21U, 0U, 0U}}, {0U, 2U, 1U, {0U, 3U, 8U, 11U}}, {1U, 2U, 1U, {1U, 4U, 9U, 12U}}, {2U, 2U, 1U, {2U, 5U, 10U, 13U}}, {3U, 2U, 1U, {8U, 11U, 0U, 0U}}, {4U, 2U, 1U, {9U, 12U, 0U, 0U}}, {5U, 2U, 1U, {10U, 13U, 0U, 0U}}, {6U, 2U, 1U, {16U, 19U, 0U, 0U}}, {7U, 2U, 1U, {17U, 20U, 0U, 0U}}, {8U, 2U, 1U, {18U, 21U, 0U, 0U}}}; [L2619] static struct opl_devinfo *devc = 0; [L2620] static int detected_model ; [L2913-L2945] static char fm_volume_table[128U] = { -64, -48, -40, -35, -32, -29, -27, -26, -24, -23, -21, -20, -19, -18, -18, -17, -16, -15, -15, -14, -13, -13, -12, -12, -11, -11, -10, -10, -10, -9, -9, -8, -8, -8, -7, -7, -7, -6, -6, -6, -5, -5, 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char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}; [L5901] static int me ; [L5902] static int io = -1; [L5945] int LDV_IN_INTERRUPT ; VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=0, me=0, opl3_operations={26:0}, pv_map={24:0}] [L5948] int var_opl3_open_12_p0 ; [L5949] int var_opl3_open_12_p1 ; [L5950] int res_opl3_open_12 ; [L5951] int var_opl3_close_13_p0 ; [L5952] int var_opl3_ioctl_1_p0 ; [L5953] unsigned int var_opl3_ioctl_1_p1 ; [L5954] void *var_opl3_ioctl_1_p2 ; [L5955] int var_opl3_kill_note_3_p0 ; [L5956] int var_opl3_kill_note_3_p1 ; [L5957] int var_opl3_kill_note_3_p2 ; [L5958] int var_opl3_kill_note_3_p3 ; [L5959] int var_opl3_start_note_8_p0 ; [L5960] int var_opl3_start_note_8_p1 ; [L5961] int var_opl3_start_note_8_p2 ; [L5962] int var_opl3_start_note_8_p3 ; [L5963] int var_opl3_set_instr_5_p0 ; [L5964] int var_opl3_set_instr_5_p1 ; [L5965] int var_opl3_set_instr_5_p2 ; [L5966] int var_opl3_reset_11_p0 ; [L5967] int var_opl3_hw_control_14_p0 ; [L5968] unsigned char *var_opl3_hw_control_14_p1 ; [L5969] int var_opl3_load_patch_15_p0 ; [L5970] int var_opl3_load_patch_15_p1 ; [L5971] char const *var_opl3_load_patch_15_p2 ; [L5972] int var_opl3_load_patch_15_p3 ; [L5973] int var_opl3_load_patch_15_p4 ; [L5974] int var_opl3_load_patch_15_p5 ; [L5975] int var_opl3_aftertouch_18_p0 ; [L5976] int var_opl3_aftertouch_18_p1 ; [L5977] int var_opl3_aftertouch_18_p2 ; [L5978] int var_opl3_controller_20_p0 ; [L5979] int var_opl3_controller_20_p1 ; [L5980] int var_opl3_controller_20_p2 ; [L5981] int var_opl3_controller_20_p3 ; [L5982] int var_opl3_panning_16_p0 ; [L5983] int var_opl3_panning_16_p1 ; [L5984] int var_opl3_panning_16_p2 ; [L5985] int var_opl3_volume_method_17_p0 ; [L5986] int var_opl3_volume_method_17_p1 ; [L5987] int var_opl3_bender_21_p0 ; [L5988] int var_opl3_bender_21_p1 ; [L5989] int var_opl3_bender_21_p2 ; [L5990] int var_opl3_alloc_voice_22_p0 ; [L5991] int var_opl3_alloc_voice_22_p1 ; [L5992] int var_opl3_alloc_voice_22_p2 ; [L5993] struct voice_alloc_info *var_opl3_alloc_voice_22_p3 ; [L5994] int var_opl3_setup_voice_23_p0 ; [L5995] int var_opl3_setup_voice_23_p1 ; [L5996] int var_opl3_setup_voice_23_p2 ; [L5997] int ldv_s_opl3_operations_synth_operations ; [L5998] int tmp ; [L5999] int tmp___0 ; [L6000] int tmp___1 ; [L6002] ldv_s_opl3_operations_synth_operations = 0 [L6003] LDV_IN_INTERRUPT = 1 [L6004] FCALL ldv_initialize() [L6005] FCALL ldv_handler_precall() VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}] [L6006] CALL, EXPR init_opl3() [L5905] int tmp ; [L5908] COND FALSE !(io != -1) VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={26:0}, pv_map={24:0}] [L5917] return (0); VAL [\result=0, __this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={26:0}, pv_map={24:0}] [L6006] RET, EXPR init_opl3() [L6006] tmp = init_opl3() [L6007] COND FALSE !(tmp != 0) VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}, tmp=0] [L6102] tmp___1 = __VERIFIER_nondet_int() [L6103] COND TRUE tmp___1 != 0 || ldv_s_opl3_operations_synth_operations != 0 VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}, tmp=0, tmp___1=1] [L6013] tmp___0 = __VERIFIER_nondet_int() [L6015] case 0: [L6028] case 1: [L6036] case 2: [L6040] case 3: [L6045] case 4: [L6050] case 5: [L6054] case 6: [L6058] case 7: [L6062] case 8: VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}, tmp=0, tmp___0=8, tmp___1=1] [L6063] FCALL ldv_handler_precall() VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, ldv_s_opl3_operations_synth_operations=0, me=0, opl3_operations={26:0}, pv_map={24:0}, tmp=0, tmp___0=8, tmp___1=1] [L6064-L6065] CALL opl3_load_patch(var_opl3_load_patch_15_p0, var_opl3_load_patch_15_p1, var_opl3_load_patch_15_p2, var_opl3_load_patch_15_p3, var_opl3_load_patch_15_p4, var_opl3_load_patch_15_p5) [L3367] struct sbi_instrument ins ; [L3368] unsigned long tmp ; [L3369] int tmp___0 ; VAL [\old(count)=4294967336, \old(dev)=27670116110564327427, \old(format)=27670116110564327430, \old(offs)=27670116110564327424, \old(pmgr_flag)=27670116110564327426, __this_module={27670116110564327429:27670116110564327425}, addr={27670116110564327428:9223372036854775808}, addr={27670116110564327428:9223372036854775808}, count=4294967336, detected_model=0, dev=27670116110564327427, devc={0:0}, fm_volume_table={25:0}, format=27670116110564327430, ins={131:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, offs=27670116110564327424, opl3_operations={26:0}, pmgr_flag=27670116110564327426, pv_map={24:0}] [L3371] COND FALSE !((unsigned int )count <= 39U) VAL [\old(count)=4294967336, \old(dev)=27670116110564327427, \old(format)=27670116110564327430, \old(offs)=27670116110564327424, \old(pmgr_flag)=27670116110564327426, __this_module={27670116110564327429:27670116110564327425}, addr={27670116110564327428:9223372036854775808}, addr={27670116110564327428:9223372036854775808}, count=4294967336, detected_model=0, dev=27670116110564327427, devc={0:0}, fm_volume_table={25:0}, format=27670116110564327430, ins={131:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, offs=27670116110564327424, opl3_operations={26:0}, pmgr_flag=27670116110564327426, pv_map={24:0}] [L3376-L3377] CALL ldv_copy_from_user_7((void *)(& ins) + (unsigned long )offs, (void const *)addr + (unsigned long )offs, 40UL - (unsigned long )offs) VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={26:0}, pv_map={24:0}] [L6158] unsigned long tmp ; VAL [\old(n)=-27670116110564327384, __this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, from={27670116110564327428:0}, from={27670116110564327428:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, n=-27670116110564327384, opl3_operations={26:0}, pv_map={24:0}, to={131:-9223372036854775808}, to={131:-9223372036854775808}] [L6160] CALL ldv_check_len((long )n) VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={26:0}, pv_map={24:0}] [L6213] COND FALSE !(n >= 0L) [L6215] CALL ldv_error() [L6170] reach_error() VAL [__this_module={27670116110564327429:27670116110564327425}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, opl3_operations={26:0}, pv_map={24:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 732 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39 mSDsluCounter, 5367 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4284 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41 IncrementalHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 1083 mSDtfsCounter, 41 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=740occurred in iteration=1, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 2/2 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 RESULT: Ultimate proved your program to be incorrect! [2022-07-21 10:21:01,247 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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE