./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.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 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.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 eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:56:46,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:56:46,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:56:46,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:56:46,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:56:46,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:56:46,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:56:46,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:56:46,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:56:46,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:56:46,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:56:46,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:56:46,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:56:46,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:56:46,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:56:46,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:56:46,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:56:46,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:56:46,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:56:46,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:56:46,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:56:46,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:56:46,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:56:46,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:56:46,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:56:46,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:56:46,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:56:46,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:56:46,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:56:46,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:56:46,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:56:46,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:56:46,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:56:46,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:56:46,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:56:46,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:56:46,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:56:46,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:56:46,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:56:46,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:56:46,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:56:46,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:56:46,456 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:56:46,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:56:46,458 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:56:46,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:56:46,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:56:46,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:56:46,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:56:46,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:56:46,460 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:56:46,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:56:46,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:56:46,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:56:46,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:56:46,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:56:46,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:56:46,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:56:46,462 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:56:46,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:56:46,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:56:46,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:56:46,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:56:46,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:46,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:56:46,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:56:46,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:56:46,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:56:46,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:56:46,464 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:56:46,464 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:56:46,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:56:46,464 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:56:46,464 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa [2021-12-15 12:56:46,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:56:46,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:56:46,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:56:46,743 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:56:46,743 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:56:46,744 INFO L432 ainManager$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.i [2021-12-15 12:56:46,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c36e2e0a/15e22f34493b4b9bb43c9dd08a703748/FLAG0053922c1 [2021-12-15 12:56:47,395 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:56:47,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2021-12-15 12:56:47,435 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c36e2e0a/15e22f34493b4b9bb43c9dd08a703748/FLAG0053922c1 [2021-12-15 12:56:47,621 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c36e2e0a/15e22f34493b4b9bb43c9dd08a703748 [2021-12-15 12:56:47,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:56:47,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:56:47,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:47,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:56:47,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:56:47,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:47" (1/1) ... [2021-12-15 12:56:47,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7fe06f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:47, skipping insertion in model container [2021-12-15 12:56:47,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:47" (1/1) ... [2021-12-15 12:56:47,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:56:47,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:56:48,556 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.i[321865,321878] [2021-12-15 12:56:48,578 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:48,659 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:56:48,802 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.i[321865,321878] [2021-12-15 12:56:48,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:48,896 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:56:48,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48 WrapperNode [2021-12-15 12:56:48,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:48,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:48,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:56:48,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:56:48,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:48,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:49,149 INFO L137 Inliner]: procedures = 101, calls = 3226, calls flagged for inlining = 40, calls inlined = 39, statements flattened = 4165 [2021-12-15 12:56:49,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:49,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:56:49,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:56:49,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:56:49,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:49,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:49,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:49,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:49,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:49,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:49,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:49,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:56:49,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:56:49,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:56:49,431 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:56:49,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (1/1) ... [2021-12-15 12:56:49,441 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:49,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:56:49,502 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) [2021-12-15 12:56:49,517 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 [2021-12-15 12:56:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2021-12-15 12:56:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2021-12-15 12:56:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 12:56:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 12:56:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 12:56:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2021-12-15 12:56:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2021-12-15 12:56:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 12:56:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:56:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:56:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2021-12-15 12:56:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2021-12-15 12:56:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 12:56:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 12:56:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:56:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:56:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2021-12-15 12:56:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2021-12-15 12:56:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-15 12:56:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-15 12:56:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 12:56:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 12:56:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2021-12-15 12:56:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2021-12-15 12:56:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:56:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2021-12-15 12:56:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2021-12-15 12:56:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2021-12-15 12:56:49,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2021-12-15 12:56:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 12:56:49,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 12:56:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:56:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:56:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2021-12-15 12:56:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2021-12-15 12:56:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 12:56:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 12:56:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:56:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:56:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:56:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2021-12-15 12:56:49,541 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2021-12-15 12:56:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:56:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:56:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 12:56:49,541 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 12:56:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2021-12-15 12:56:49,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2021-12-15 12:56:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2021-12-15 12:56:49,542 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2021-12-15 12:56:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-15 12:56:49,542 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-15 12:56:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-15 12:56:49,543 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-15 12:56:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:56:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 12:56:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 12:56:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2021-12-15 12:56:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2021-12-15 12:56:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-15 12:56:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-15 12:56:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 12:56:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:56:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:56:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2021-12-15 12:56:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2021-12-15 12:56:49,901 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:56:49,903 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:56:53,067 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:56:53,076 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:56:53,076 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-15 12:56:53,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:56:53 BoogieIcfgContainer [2021-12-15 12:56:53,079 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:56:53,092 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:56:53,092 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:56:53,095 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:56:53,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:56:47" (1/3) ... [2021-12-15 12:56:53,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5239048c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:56:53, skipping insertion in model container [2021-12-15 12:56:53,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:48" (2/3) ... [2021-12-15 12:56:53,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5239048c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:56:53, skipping insertion in model container [2021-12-15 12:56:53,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:56:53" (3/3) ... [2021-12-15 12:56:53,097 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2021-12-15 12:56:53,101 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:56:53,101 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:56:53,162 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:56:53,180 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 [2021-12-15 12:56:53,180 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:56:53,223 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) [2021-12-15 12:56:53,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-12-15 12:56:53,243 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:56:53,244 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] [2021-12-15 12:56:53,245 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:56:53,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:56:53,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1735898805, now seen corresponding path program 1 times [2021-12-15 12:56:53,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 12:56:53,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094360352] [2021-12-15 12:56:53,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:56:53,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 12:56:53,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 12:56:53,384 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:56:53,389 INFO L158 Benchmark]: Toolchain (without parser) took 5761.83ms. Allocated memory was 96.5MB in the beginning and 371.2MB in the end (delta: 274.7MB). Free memory was 58.5MB in the beginning and 223.6MB in the end (delta: -165.1MB). Peak memory consumption was 108.7MB. Max. memory is 16.1GB. [2021-12-15 12:56:53,390 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 96.5MB. Free memory was 56.0MB in the beginning and 55.9MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:56:53,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1269.34ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 58.2MB in the beginning and 64.4MB in the end (delta: -6.2MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2021-12-15 12:56:53,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 251.42ms. Allocated memory is still 127.9MB. Free memory was 64.4MB in the beginning and 60.5MB in the end (delta: 3.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2021-12-15 12:56:53,393 INFO L158 Benchmark]: Boogie Preprocessor took 278.77ms. Allocated memory was 127.9MB in the beginning and 205.5MB in the end (delta: 77.6MB). Free memory was 60.5MB in the beginning and 132.7MB in the end (delta: -72.2MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2021-12-15 12:56:53,393 INFO L158 Benchmark]: RCFGBuilder took 3648.12ms. Allocated memory was 205.5MB in the beginning and 371.2MB in the end (delta: 165.7MB). Free memory was 131.8MB in the beginning and 242.5MB in the end (delta: -110.7MB). Peak memory consumption was 216.4MB. Max. memory is 16.1GB. [2021-12-15 12:56:53,394 INFO L158 Benchmark]: TraceAbstraction took 295.30ms. Allocated memory is still 371.2MB. Free memory was 242.5MB in the beginning and 223.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-15 12:56:53,396 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 96.5MB. Free memory was 56.0MB in the beginning and 55.9MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1269.34ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 58.2MB in the beginning and 64.4MB in the end (delta: -6.2MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 251.42ms. Allocated memory is still 127.9MB. Free memory was 64.4MB in the beginning and 60.5MB in the end (delta: 3.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 278.77ms. Allocated memory was 127.9MB in the beginning and 205.5MB in the end (delta: 77.6MB). Free memory was 60.5MB in the beginning and 132.7MB in the end (delta: -72.2MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3648.12ms. Allocated memory was 205.5MB in the beginning and 371.2MB in the end (delta: 165.7MB). Free memory was 131.8MB in the beginning and 242.5MB in the end (delta: -110.7MB). Peak memory consumption was 216.4MB. Max. memory is 16.1GB. * TraceAbstraction took 295.30ms. Allocated memory is still 371.2MB. Free memory was 242.5MB in the beginning and 223.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:56:53,444 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:56:55,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:56:55,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:56:55,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:56:55,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:56:55,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:56:55,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:56:55,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:56:55,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:56:55,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:56:55,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:56:55,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:56:55,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:56:55,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:56:55,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:56:55,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:56:55,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:56:55,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:56:55,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:56:55,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:56:55,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:56:55,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:56:55,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:56:55,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:56:55,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:56:55,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:56:55,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:56:55,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:56:55,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:56:55,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:56:55,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:56:55,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:56:55,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:56:55,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:56:55,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:56:55,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:56:55,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:56:55,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:56:55,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:56:55,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:56:55,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:56:55,550 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:56:55,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:56:55,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:56:55,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:56:55,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:56:55,602 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:56:55,602 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:56:55,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:56:55,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:56:55,604 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:56:55,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:56:55,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:56:55,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:56:55,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:56:55,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:56:55,605 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:56:55,606 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:56:55,606 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:56:55,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:56:55,606 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:56:55,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:56:55,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:56:55,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:56:55,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:56:55,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:55,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:56:55,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:56:55,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:56:55,608 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:56:55,608 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:56:55,608 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:56:55,608 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:56:55,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:56:55,609 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:56:55,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:56:55,610 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaacc86bd1623a3c57f572e3bcbe9368038e14a886e3ea41553bd1a4d24d89fa [2021-12-15 12:56:56,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:56:56,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:56:56,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:56:56,028 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:56:56,029 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:56:56,030 INFO L432 ainManager$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.i [2021-12-15 12:56:56,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc42635f9/708817f1008746ccaacb180c46049ad4/FLAG06c99844f [2021-12-15 12:56:56,766 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:56:56,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2021-12-15 12:56:56,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc42635f9/708817f1008746ccaacb180c46049ad4/FLAG06c99844f [2021-12-15 12:56:56,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc42635f9/708817f1008746ccaacb180c46049ad4 [2021-12-15 12:56:56,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:56:56,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:56:56,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:56,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:56:56,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:56:56,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:56" (1/1) ... [2021-12-15 12:56:56,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d7b1d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:56, skipping insertion in model container [2021-12-15 12:56:56,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:56" (1/1) ... [2021-12-15 12:56:56,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:56:57,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:56:57,780 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.i[321865,321878] [2021-12-15 12:56:57,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:57,861 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:56:57,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:56:58,085 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.i[321865,321878] [2021-12-15 12:56:58,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:58,121 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:56:58,276 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.i[321865,321878] [2021-12-15 12:56:58,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:58,398 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:56:58,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58 WrapperNode [2021-12-15 12:56:58,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:58,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:58,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:56:58,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:56:58,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (1/1) ... [2021-12-15 12:56:58,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (1/1) ... [2021-12-15 12:56:58,591 INFO L137 Inliner]: procedures = 115, calls = 3226, calls flagged for inlining = 40, calls inlined = 39, statements flattened = 4139 [2021-12-15 12:56:58,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:58,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:56:58,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:56:58,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:56:58,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (1/1) ... [2021-12-15 12:56:58,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (1/1) ... [2021-12-15 12:56:58,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (1/1) ... [2021-12-15 12:56:58,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (1/1) ... [2021-12-15 12:56:58,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (1/1) ... [2021-12-15 12:56:58,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (1/1) ... [2021-12-15 12:56:58,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (1/1) ... [2021-12-15 12:56:58,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:56:58,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:56:58,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:56:58,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:56:58,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (1/1) ... [2021-12-15 12:56:58,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:58,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:56:58,956 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) [2021-12-15 12:56:58,983 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 [2021-12-15 12:56:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2021-12-15 12:56:59,011 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2021-12-15 12:56:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:56:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 12:56:59,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 12:56:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2021-12-15 12:56:59,011 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2021-12-15 12:56:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:56:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 12:56:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 12:56:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 12:56:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:56:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2021-12-15 12:56:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2021-12-15 12:56:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 12:56:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 12:56:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:56:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:56:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2021-12-15 12:56:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2021-12-15 12:56:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-15 12:56:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-15 12:56:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 12:56:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 12:56:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2021-12-15 12:56:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2021-12-15 12:56:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 12:56:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2021-12-15 12:56:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2021-12-15 12:56:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2021-12-15 12:56:59,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2021-12-15 12:56:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 12:56:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 12:56:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 12:56:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 12:56:59,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 12:56:59,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2021-12-15 12:56:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 12:56:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2021-12-15 12:56:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:56:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 12:56:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:56:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 12:56:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:56:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 12:56:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 12:56:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 12:56:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:56:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2021-12-15 12:56:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2021-12-15 12:56:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:56:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2021-12-15 12:56:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2021-12-15 12:56:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-15 12:56:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-15 12:56:59,039 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-15 12:56:59,039 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-15 12:56:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 12:56:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 12:56:59,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 12:56:59,040 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2021-12-15 12:56:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2021-12-15 12:56:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-15 12:56:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-15 12:56:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:56:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:56:59,041 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2021-12-15 12:56:59,041 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2021-12-15 12:56:59,389 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:56:59,391 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:57:26,931 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:57:26,973 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:57:26,974 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-15 12:57:26,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:57:26 BoogieIcfgContainer [2021-12-15 12:57:26,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:57:26,977 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:57:26,977 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:57:26,986 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:57:26,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:56:56" (1/3) ... [2021-12-15 12:57:26,988 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@322d4ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:57:26, skipping insertion in model container [2021-12-15 12:57:26,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:58" (2/3) ... [2021-12-15 12:57:26,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@322d4ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:57:26, skipping insertion in model container [2021-12-15 12:57:26,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:57:26" (3/3) ... [2021-12-15 12:57:26,990 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d.i [2021-12-15 12:57:26,994 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:57:26,994 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:57:27,042 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:57:27,049 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 [2021-12-15 12:57:27,050 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:57:27,081 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) [2021-12-15 12:57:27,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-12-15 12:57:27,092 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:57:27,093 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] [2021-12-15 12:57:27,094 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:57:27,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:57:27,099 INFO L85 PathProgramCache]: Analyzing trace with hash -2075645086, now seen corresponding path program 1 times [2021-12-15 12:57:27,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 12:57:27,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1739748256] [2021-12-15 12:57:27,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:57:27,118 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 12:57:27,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 12:57:27,140 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 12:57:27,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-15 12:57:27,302 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-15 12:57:27,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 12:57:27,503 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:57:27,508 INFO L158 Benchmark]: Toolchain (without parser) took 30569.79ms. Allocated memory was 69.2MB in the beginning and 404.8MB in the end (delta: 335.5MB). Free memory was 36.0MB in the beginning and 291.9MB in the end (delta: -255.9MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2021-12-15 12:57:27,509 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 48.2MB. Free memory was 30.0MB in the beginning and 29.9MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:57:27,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1459.99ms. Allocated memory was 69.2MB in the beginning and 136.3MB in the end (delta: 67.1MB). Free memory was 35.9MB in the beginning and 78.4MB in the end (delta: -42.5MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-12-15 12:57:27,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 191.27ms. Allocated memory is still 136.3MB. Free memory was 78.4MB in the beginning and 49.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-15 12:57:27,511 INFO L158 Benchmark]: Boogie Preprocessor took 326.49ms. Allocated memory is still 136.3MB. Free memory was 49.0MB in the beginning and 46.3MB in the end (delta: 2.8MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-12-15 12:57:27,512 INFO L158 Benchmark]: RCFGBuilder took 28055.80ms. Allocated memory was 136.3MB in the beginning and 404.8MB in the end (delta: 268.4MB). Free memory was 46.3MB in the beginning and 319.1MB in the end (delta: -272.8MB). Peak memory consumption was 225.1MB. Max. memory is 16.1GB. [2021-12-15 12:57:27,512 INFO L158 Benchmark]: TraceAbstraction took 529.59ms. Allocated memory is still 404.8MB. Free memory was 318.1MB in the beginning and 291.9MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-15 12:57:27,515 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 48.2MB. Free memory was 30.0MB in the beginning and 29.9MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1459.99ms. Allocated memory was 69.2MB in the beginning and 136.3MB in the end (delta: 67.1MB). Free memory was 35.9MB in the beginning and 78.4MB in the end (delta: -42.5MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 191.27ms. Allocated memory is still 136.3MB. Free memory was 78.4MB in the beginning and 49.0MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 326.49ms. Allocated memory is still 136.3MB. Free memory was 49.0MB in the beginning and 46.3MB in the end (delta: 2.8MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * RCFGBuilder took 28055.80ms. Allocated memory was 136.3MB in the beginning and 404.8MB in the end (delta: 268.4MB). Free memory was 46.3MB in the beginning and 319.1MB in the end (delta: -272.8MB). Peak memory consumption was 225.1MB. Max. memory is 16.1GB. * TraceAbstraction took 529.59ms. Allocated memory is still 404.8MB. Free memory was 318.1MB in the beginning and 291.9MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:57:27,580 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable