./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 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-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-dev-ae00767 [2021-12-28 03:41:19,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:41:19,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:41:19,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:41:19,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:41:19,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:41:19,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:41:19,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:41:19,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:41:19,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:41:19,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:41:19,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:41:19,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:41:19,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:41:19,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:41:19,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:41:19,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:41:19,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:41:19,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:41:19,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:41:19,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:41:19,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:41:19,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:41:19,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:41:19,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:41:19,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:41:19,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:41:19,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:41:19,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:41:19,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:41:19,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:41:19,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:41:19,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:41:19,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:41:19,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:41:19,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:41:19,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:41:19,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:41:19,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:41:19,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:41:19,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:41:19,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 03:41:20,004 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:41:20,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:41:20,005 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:41:20,005 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:41:20,006 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:41:20,006 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:41:20,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:41:20,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:41:20,008 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:41:20,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:41:20,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 03:41:20,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:41:20,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:41:20,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:41:20,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:41:20,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:41:20,009 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:41:20,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:41:20,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:41:20,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:41:20,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:41:20,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:41:20,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:41:20,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:41:20,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:41:20,011 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 03:41:20,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 03:41:20,011 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:41:20,011 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:41:20,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:41:20,011 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2021-12-28 03:41:20,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:41:20,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:41:20,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:41:20,283 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:41:20,283 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:41:20,284 INFO L432 ainManager$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 [2021-12-28 03:41:20,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6bc63fba/532e765da2274933b36043604d4f8b41/FLAG5f81b6082 [2021-12-28 03:41:20,912 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:41:20,925 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 [2021-12-28 03:41:20,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6bc63fba/532e765da2274933b36043604d4f8b41/FLAG5f81b6082 [2021-12-28 03:41:21,127 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6bc63fba/532e765da2274933b36043604d4f8b41 [2021-12-28 03:41:21,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:41:21,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:41:21,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:41:21,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:41:21,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:41:21,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:41:21" (1/1) ... [2021-12-28 03:41:21,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a1a63a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:21, skipping insertion in model container [2021-12-28 03:41:21,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:41:21" (1/1) ... [2021-12-28 03:41:21,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:41:21,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:41:21,966 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] [2021-12-28 03:41:21,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:41:22,063 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:41:22,216 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] [2021-12-28 03:41:22,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:41:22,298 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:41:22,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22 WrapperNode [2021-12-28 03:41:22,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:41:22,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:41:22,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:41:22,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:41:22,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (1/1) ... [2021-12-28 03:41:22,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (1/1) ... [2021-12-28 03:41:22,547 INFO L137 Inliner]: procedures = 101, calls = 3226, calls flagged for inlining = 40, calls inlined = 39, statements flattened = 4167 [2021-12-28 03:41:22,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:41:22,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:41:22,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:41:22,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:41:22,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (1/1) ... [2021-12-28 03:41:22,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (1/1) ... [2021-12-28 03:41:22,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (1/1) ... [2021-12-28 03:41:22,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (1/1) ... [2021-12-28 03:41:22,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (1/1) ... [2021-12-28 03:41:22,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (1/1) ... [2021-12-28 03:41:22,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (1/1) ... [2021-12-28 03:41:22,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:41:22,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:41:22,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:41:22,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:41:22,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (1/1) ... [2021-12-28 03:41:22,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:41:22,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:41:22,811 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 03:41:22,816 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 03:41:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2021-12-28 03:41:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2021-12-28 03:41:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 03:41:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-28 03:41:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-28 03:41:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2021-12-28 03:41:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2021-12-28 03:41:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 03:41:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 03:41:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 03:41:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2021-12-28 03:41:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2021-12-28 03:41:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 03:41:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 03:41:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 03:41:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 03:41:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2021-12-28 03:41:22,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2021-12-28 03:41:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-28 03:41:22,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-28 03:41:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 03:41:22,839 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 03:41:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2021-12-28 03:41:22,839 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2021-12-28 03:41:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 03:41:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2021-12-28 03:41:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2021-12-28 03:41:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2021-12-28 03:41:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2021-12-28 03:41:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 03:41:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 03:41:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:41:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:41:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2021-12-28 03:41:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2021-12-28 03:41:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 03:41:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 03:41:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 03:41:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 03:41:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 03:41:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2021-12-28 03:41:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2021-12-28 03:41:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 03:41:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:41:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-28 03:41:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-28 03:41:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2021-12-28 03:41:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2021-12-28 03:41:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2021-12-28 03:41:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2021-12-28 03:41:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-28 03:41:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-28 03:41:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-28 03:41:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-28 03:41:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 03:41:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-28 03:41:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-28 03:41:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2021-12-28 03:41:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2021-12-28 03:41:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-28 03:41:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-28 03:41:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 03:41:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:41:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:41:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2021-12-28 03:41:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2021-12-28 03:41:23,205 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:41:23,217 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:41:26,010 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 03:41:26,022 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 03:41:26,022 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-28 03:41:26,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:41:26 BoogieIcfgContainer [2021-12-28 03:41:26,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 03:41:26,025 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 03:41:26,025 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 03:41:26,027 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 03:41:26,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 03:41:21" (1/3) ... [2021-12-28 03:41:26,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74decd72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:41:26, skipping insertion in model container [2021-12-28 03:41:26,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:41:22" (2/3) ... [2021-12-28 03:41:26,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74decd72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:41:26, skipping insertion in model container [2021-12-28 03:41:26,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:41:26" (3/3) ... [2021-12-28 03:41:26,030 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-12-28 03:41:26,034 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 03:41:26,034 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 03:41:26,071 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 03:41:26,086 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 03:41:26,086 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 03:41:26,111 INFO L276 IsEmpty]: Start isEmpty. Operand has 653 states, 474 states have (on average 1.409282700421941) internal successors, (668), 488 states have internal predecessors, (668), 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) [2021-12-28 03:41:26,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-12-28 03:41:26,119 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:41:26,120 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] [2021-12-28 03:41:26,120 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:41:26,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:41:26,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1735898805, now seen corresponding path program 1 times [2021-12-28 03:41:26,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:41:26,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36560216] [2021-12-28 03:41:26,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:41:26,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:41:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:41:26,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 03:41:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:41:26,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-28 03:41:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:41:26,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-28 03:41:26,575 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:41:26,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36560216] [2021-12-28 03:41:26,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36560216] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:41:26,576 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:41:26,576 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 03:41:26,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693875727] [2021-12-28 03:41:26,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:41:26,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 03:41:26,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:41:26,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 03:41:26,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-28 03:41:26,628 INFO L87 Difference]: Start difference. First operand has 653 states, 474 states have (on average 1.409282700421941) internal successors, (668), 488 states have internal predecessors, (668), 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) [2021-12-28 03:41:26,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:41:26,864 INFO L93 Difference]: Finished difference Result 1324 states and 1986 transitions. [2021-12-28 03:41:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 03:41:26,866 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 [2021-12-28 03:41:26,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:41:26,877 INFO L225 Difference]: With dead ends: 1324 [2021-12-28 03:41:26,877 INFO L226 Difference]: Without dead ends: 661 [2021-12-28 03:41:26,882 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-28 03:41:26,884 INFO L933 BasicCegarLoop]: 981 mSDtfsCounter, 39 mSDsluCounter, 3881 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 4862 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-28 03:41:26,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 4862 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-28 03:41:26,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2021-12-28 03:41:26,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 661. [2021-12-28 03:41:26,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 661 states, 477 states have (on average 1.389937106918239) internal successors, (663), 490 states have internal predecessors, (663), 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) [2021-12-28 03:41:26,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 975 transitions. [2021-12-28 03:41:26,950 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 975 transitions. Word has length 28 [2021-12-28 03:41:26,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:41:26,950 INFO L470 AbstractCegarLoop]: Abstraction has 661 states and 975 transitions. [2021-12-28 03:41:26,951 INFO L471 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) [2021-12-28 03:41:26,951 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 975 transitions. [2021-12-28 03:41:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-12-28 03:41:26,954 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:41:26,954 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] [2021-12-28 03:41:26,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 03:41:26,954 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:41:26,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:41:26,955 INFO L85 PathProgramCache]: Analyzing trace with hash -137674439, now seen corresponding path program 1 times [2021-12-28 03:41:26,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:41:26,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044284397] [2021-12-28 03:41:26,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:41:26,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:41:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 03:41:27,258 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 03:41:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 03:41:27,592 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 03:41:27,592 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-28 03:41:27,593 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-28 03:41:27,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 03:41:27,597 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-28 03:41:27,599 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-28 03:41:27,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.12 03:41:27 BoogieIcfgContainer [2021-12-28 03:41:27,672 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-28 03:41:27,673 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-28 03:41:27,674 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-28 03:41:27,674 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-28 03:41:27,674 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:41:26" (3/4) ... [2021-12-28 03:41:27,675 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-28 03:41:27,819 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-28 03:41:27,819 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-28 03:41:27,820 INFO L158 Benchmark]: Toolchain (without parser) took 6688.35ms. Allocated memory was 56.6MB in the beginning and 518.0MB in the end (delta: 461.4MB). Free memory was 27.6MB in the beginning and 415.1MB in the end (delta: -387.4MB). Peak memory consumption was 262.6MB. Max. memory is 16.1GB. [2021-12-28 03:41:27,820 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 03:41:27,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1166.09ms. Allocated memory was 56.6MB in the beginning and 115.3MB in the end (delta: 58.7MB). Free memory was 27.5MB in the beginning and 67.7MB in the end (delta: -40.3MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2021-12-28 03:41:27,820 INFO L158 Benchmark]: Boogie Procedure Inliner took 247.64ms. Allocated memory is still 115.3MB. Free memory was 67.7MB in the beginning and 56.0MB in the end (delta: 11.7MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2021-12-28 03:41:27,820 INFO L158 Benchmark]: Boogie Preprocessor took 224.17ms. Allocated memory is still 115.3MB. Free memory was 56.0MB in the beginning and 45.7MB in the end (delta: 10.3MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2021-12-28 03:41:27,821 INFO L158 Benchmark]: RCFGBuilder took 3249.68ms. Allocated memory was 115.3MB in the beginning and 381.7MB in the end (delta: 266.3MB). Free memory was 45.7MB in the beginning and 209.4MB in the end (delta: -163.7MB). Peak memory consumption was 193.7MB. Max. memory is 16.1GB. [2021-12-28 03:41:27,821 INFO L158 Benchmark]: TraceAbstraction took 1646.87ms. Allocated memory is still 381.7MB. Free memory was 208.4MB in the beginning and 106.6MB in the end (delta: 101.8MB). Peak memory consumption was 101.8MB. Max. memory is 16.1GB. [2021-12-28 03:41:27,821 INFO L158 Benchmark]: Witness Printer took 145.44ms. Allocated memory was 381.7MB in the beginning and 518.0MB in the end (delta: 136.3MB). Free memory was 106.6MB in the beginning and 415.1MB in the end (delta: -308.5MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2021-12-28 03:41:27,823 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 56.6MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1166.09ms. Allocated memory was 56.6MB in the beginning and 115.3MB in the end (delta: 58.7MB). Free memory was 27.5MB in the beginning and 67.7MB in the end (delta: -40.3MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 247.64ms. Allocated memory is still 115.3MB. Free memory was 67.7MB in the beginning and 56.0MB in the end (delta: 11.7MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 224.17ms. Allocated memory is still 115.3MB. Free memory was 56.0MB in the beginning and 45.7MB in the end (delta: 10.3MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3249.68ms. Allocated memory was 115.3MB in the beginning and 381.7MB in the end (delta: 266.3MB). Free memory was 45.7MB in the beginning and 209.4MB in the end (delta: -163.7MB). Peak memory consumption was 193.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1646.87ms. Allocated memory is still 381.7MB. Free memory was 208.4MB in the beginning and 106.6MB in the end (delta: 101.8MB). Peak memory consumption was 101.8MB. Max. memory is 16.1GB. * Witness Printer took 145.44ms. Allocated memory was 381.7MB in the beginning and 518.0MB in the end (delta: 136.3MB). Free memory was 106.6MB in the beginning and 415.1MB in the end (delta: -308.5MB). Peak memory consumption was 18.4MB. 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={18446744073709551599:18446744073709551595}, 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={18446744073709551599:18446744073709551595}, 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={18446744073709551599:18446744073709551595}, 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={18446744073709551599:18446744073709551595}, 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={18446744073709551599:18446744073709551595}, 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={18446744073709551599:18446744073709551595}, 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={18446744073709551599:18446744073709551595}, 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={18446744073709551599:18446744073709551595}, 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)=18446744073709551597, \old(format)=18446744073709551600, \old(offs)=-18446744073709551554, \old(pmgr_flag)=18446744073709551596, __this_module={18446744073709551599:18446744073709551595}, addr={18446744073709551598:-62}, addr={18446744073709551598:-62}, count=4294967336, detected_model=0, dev=18446744073709551597, devc={0:0}, fm_volume_table={25:0}, format=18446744073709551600, ins={131:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, offs=-18446744073709551554, opl3_operations={26:0}, pmgr_flag=18446744073709551596, pv_map={24:0}] [L3371] COND FALSE !((unsigned int )count <= 39U) VAL [\old(count)=4294967336, \old(dev)=18446744073709551597, \old(format)=18446744073709551600, \old(offs)=-18446744073709551554, \old(pmgr_flag)=18446744073709551596, __this_module={18446744073709551599:18446744073709551595}, addr={18446744073709551598:-62}, addr={18446744073709551598:-62}, count=4294967336, detected_model=0, dev=18446744073709551597, devc={0:0}, fm_volume_table={25:0}, format=18446744073709551600, ins={131:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, offs=-18446744073709551554, opl3_operations={26:0}, pmgr_flag=18446744073709551596, 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={18446744073709551599:18446744073709551595}, 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)=18446744073709551594, __this_module={18446744073709551599:18446744073709551595}, detected_model=0, devc={0:0}, fm_volume_table={25:0}, from={18446744073709551598:0}, from={18446744073709551598:0}, io=-1, LDV_IN_INTERRUPT=1, me=0, n=18446744073709551594, opl3_operations={26:0}, pv_map={24:0}, to={131:62}, to={131:62}] [L6160] CALL ldv_check_len((long )n) VAL [__this_module={18446744073709551599:18446744073709551595}, 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={18446744073709551599:18446744073709551595}, 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, 653 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39 mSDsluCounter, 4862 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3881 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 38 IncrementalHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 981 mSDtfsCounter, 38 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, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=661occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 48 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! [2021-12-28 03:41:27,875 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